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Weekly Routing Table Report
cscora at apnic
Jan 29, 2021, 10:03 AM
Post #1 of 33 (2144 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 30 Jan, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 841044
Prefixes after maximum aggregation (per Origin AS): 321740
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 401597
Total ASes present in the Internet Routing Table: 70404
Prefixes per ASN: 11.95
Origin-only ASes present in the Internet Routing Table: 60529
Origin ASes announcing only one prefix: 25033
Transit ASes present in the Internet Routing Table: 9875
Transit-only ASes present in the Internet Routing Table: 309
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 33
Max AS path prepend of ASN ( 45582) 27
Prefixes from unregistered ASNs in the Routing Table: 880
Number of instances of unregistered ASNs: 882
Number of 32-bit ASNs allocated by the RIRs: 34869
Number of 32-bit ASNs visible in the Routing Table: 28943
Prefixes from 32-bit ASNs in the Routing Table: 134969
Number of bogon 32-bit ASNs visible in the Routing Table: 14
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 728
Number of addresses announced to Internet: 2919079808
Equivalent to 173 /8s, 253 /16s and 159 /24s
Percentage of available address space announced: 78.8
Percentage of allocated address space announced: 78.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 285501

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 221165
Total APNIC prefixes after maximum aggregation: 65381
APNIC Deaggregation factor: 3.38
Prefixes being announced from the APNIC address blocks: 216975
Unique aggregates announced from the APNIC address blocks: 88079
APNIC Region origin ASes present in the Internet Routing Table: 11239
APNIC Prefixes per ASN: 19.31
APNIC Region origin ASes announcing only one prefix: 3213
APNIC Region transit ASes present in the Internet Routing Table: 1604
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6377
Number of APNIC addresses announced to Internet: 778701568
Equivalent to 46 /8s, 106 /16s and 11 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 243040
Total ARIN prefixes after maximum aggregation: 112030
ARIN Deaggregation factor: 2.17
Prefixes being announced from the ARIN address blocks: 243557
Unique aggregates announced from the ARIN address blocks: 116174
ARIN Region origin ASes present in the Internet Routing Table: 18696
ARIN Prefixes per ASN: 13.03
ARIN Region origin ASes announcing only one prefix: 6801
ARIN Region transit ASes present in the Internet Routing Table: 1917
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3680
Number of ARIN addresses announced to Internet: 1148203008
Equivalent to 68 /8s, 112 /16s and 48 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 238694
Total RIPE prefixes after maximum aggregation: 112388
RIPE Deaggregation factor: 2.12
Prefixes being announced from the RIPE address blocks: 234613
Unique aggregates announced from the RIPE address blocks: 138457
RIPE Region origin ASes present in the Internet Routing Table: 27675
RIPE Prefixes per ASN: 8.48
RIPE Region origin ASes announcing only one prefix: 11908
RIPE Region transit ASes present in the Internet Routing Table: 3893
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 9876
Number of RIPE addresses announced to Internet: 709702528
Equivalent to 42 /8s, 77 /16s and 51 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112294
Total LACNIC prefixes after maximum aggregation: 26328
LACNIC Deaggregation factor: 4.27
Prefixes being announced from the LACNIC address blocks: 113432
Unique aggregates announced from the LACNIC address blocks: 48160
LACNIC Region origin ASes present in the Internet Routing Table: 10645
LACNIC Prefixes per ASN: 10.66
LACNIC Region origin ASes announcing only one prefix: 2614
LACNIC Region transit ASes present in the Internet Routing Table: 2010
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 33
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8245
Number of LACNIC addresses announced to Internet: 174122752
Equivalent to 10 /8s, 96 /16s and 231 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 24969
Total AfriNIC prefixes after maximum aggregation: 4898
AfriNIC Deaggregation factor: 5.10
Prefixes being announced from the AfriNIC address blocks: 31739
Unique aggregates announced from the AfriNIC address blocks: 10059
AfriNIC Region origin ASes present in the Internet Routing Table: 1442
AfriNIC Prefixes per ASN: 22.01
AfriNIC Region origin ASes announcing only one prefix: 496
AfriNIC Region transit ASes present in the Internet Routing Table: 287
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 765
Number of AfriNIC addresses announced to Internet: 107832320
Equivalent to 6 /8s, 109 /16s and 100 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
7545 5714 777 660 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4744 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3559 1330 19 VIETEL-AS-AP Viettel Group, VN
7713 3222 935 524 TELKOMNET-AS-AP PT Telekomunikasi Indon
9808 3000 9044 57 CMNET-GD Guangdong Mobile Communication
45899 2876 1896 55 VNPT-AS-VN VNPT Corp, VN
4766 2452 11105 570 KIXS-AS-KR Korea Telecom, KR
9498 2305 482 231 BBIL-AP BHARTI Airtel Ltd., IN
4755 2136 441 190 TATACOMM-AS TATA Communications formerl
45090 2075 1045 64 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
11492 4773 317 714 CABLEONE, US
16509 4738 9086 2159 AMAZON-02, US
7155 4036 264 32 VIASAT-SP-BACKBONE, US
22773 3814 2994 222 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3330 1317 72 SHAW, CA
16625 3258 1704 2325 AKAMAI-AS, US
209 2519 5058 505 CENTURYLINK-US-LEGACY-QWEST, US
30036 2499 369 134 MEDIACOM-ENTERPRISE-BUSINESS, US
5650 2355 3000 1642 FRONTIER-FRTR, US
5972 2181 437 779 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
12479 6260 1700 146 UNI2-AS, ES
47331 6031 823 3574 TTNET, TR
39891 3459 195 22 ALJAWWALSTC-AS, SA
20940 3359 3359 189 AKAMAI-ASN1, NL
8551 3198 379 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2872 2282 890 ROSTELECOM-AS, RU
9009 2309 234 1246 M247, GB
34984 2175 354 578 TELLCOM-AS, TR
13188 1611 100 23 TRIOLAN, UA
58224 1504 869 549 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8180 3403 592 Uninet S.A. de C.V., MX
10620 3403 526 602 Telmex Colombia S.A., CO
11830 2564 369 63 Instituto Costarricense de Electricidad
13999 1623 433 417 Mega Cable, S.A. de C.V., MX
6503 1437 311 475 Axtel, S.A.B. de C.V., MX
7303 1428 907 261 Telecom Argentina S.A., AR
28573 1372 2259 219 CLARO S.A., BR
6147 1149 379 39 Telefonica del Peru S.A.A., PE
3816 1141 559 142 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11664 994 211 412 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1578 393 21 LINKdotNET-AS, EG
24835 1292 480 28 RAYA-AS, EG
36992 1184 1537 169 ETISALAT-MISR, EG
36903 978 510 101 MT-MPLS, MA
29571 703 68 11 ORANGE-COTE-IVOIRE, CI
6713 533 1863 34 IAM-AS, MA
37342 486 32 1 MOVITEL, MZ
36935 478 522 40 Vodafone-, EG
23889 454 232 16 MauritiusTelecom, MU
15399 440 46 16 WANANCHI-, KE

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8180 3403 592 Uninet S.A. de C.V., MX
12479 6260 1700 146 UNI2-AS, ES
47331 6031 823 3574 TTNET, TR
7545 5714 777 660 TPG-INTERNET-AP TPG Telecom Limited, AU
11492 4773 317 714 CABLEONE, US
4538 4744 4192 74 ERX-CERNET-BKB China Education and Rese
16509 4738 9086 2159 AMAZON-02, US
7155 4036 264 32 VIASAT-SP-BACKBONE, US
22773 3814 2994 222 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3559 1330 19 VIETEL-AS-AP Viettel Group, VN

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6260 6114 UNI2-AS, ES
7545 5714 5054 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4744 4670 ERX-CERNET-BKB China Education and Research Net
11492 4773 4059 CABLEONE, US
7155 4036 4004 VIASAT-SP-BACKBONE, US
22773 3814 3592 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3559 3540 VIETEL-AS-AP Viettel Group, VN
39891 3459 3437 ALJAWWALSTC-AS, SA
6327 3330 3258 SHAW, CA
20940 3359 3170 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
393489 UNALLOCATED 12.7.109.0/24 7018 ATT-INTERNET4, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
23.226.240.0/20 Origin: 40430 UNASSIGNED
Transit: 174 COGENT-174, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:11 /9:13 /10:40 /11:102 /12:293
/13:581 /14:1183 /15:1925 /16:13484 /17:8292 /18:13787
/19:25671 /20:41569 /21:50681 /22:104550 /23:88945 /24:488425
/25:1492 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 5353 6031 TTNET, TR
12479 5227 6260 UNI2-AS, ES
11492 3829 4773 CABLEONE, US
6327 3135 3330 SHAW, CA
7155 3124 4036 VIASAT-SP-BACKBONE, US
22773 2900 3814 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3459 ALJAWWALSTC-AS, SA
8151 2788 8180 Uninet S.A. de C.V., MX
8551 2659 3198 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2224 2499 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1877 2:1189 3:85 4:19 5:3581 6:65
7:5 8:1484 9:1 11:36 12:1753 13:349
14:2457 15:75 16:15 17:313 18:94 20:114
22:188 23:4253 24:2362 25:3 27:2351 31:2188
32:112 34:2 35:38 36:1145 37:3603 38:2039
39:485 40:150 41:3896 42:899 43:2105 44:228
45:14830 46:3653 47:320 49:1604 50:1696 51:97
52:1172 54:218 55:778 56:6 57:57 58:1804
59:1153 60:823 61:2367 62:2216 63:1986 64:5236
65:2388 66:5132 67:2937 68:1169 69:4088 70:1397
71:687 72:3074 74:2583 75:1472 76:694 77:2015
78:3191 79:2457 80:1799 81:1603 82:1272 83:1106
84:1249 85:3085 86:615 87:1798 88:2343 89:2889
90:386 91:7246 92:1606 93:2545 94:2924 95:4164
96:1230 97:343 98:977 99:978 100:91 101:1039
102:1272 103:25267 104:3655 105:417 106:729 107:2200
108:677 109:3815 110:1995 111:2370 112:1747 113:1682
114:1424 115:1865 116:1894 117:2193 118:2306 119:1916
120:950 121:1078 122:2312 123:2157 124:1652 125:2162
128:1322 129:1174 130:798 131:2019 132:761 133:319
134:1555 135:287 136:711 137:900 138:2287 139:1163
140:740 141:1161 142:1054 143:1243 144:1221 145:340
146:1390 147:1211 148:2208 149:1254 150:752 151:1199
152:1549 153:453 154:2139 155:1225 156:1395 157:1161
158:922 159:2050 160:2057 161:1086 162:3232 163:982
164:1421 165:1299 166:601 167:1763 168:3583 169:642
170:4372 171:766 172:2058 173:2942 174:977 175:1066
176:2943 177:4388 178:2857 179:1866 180:2270 181:2594
182:3167 183:1623 184:2455 185:17791 186:4130 187:3058
188:3274 189:2720 190:9106 191:1377 192:10646 193:7905
194:6463 195:4611 196:3081 197:2309 198:6028 199:5982
200:7362 201:5277 202:10524 203:10091 204:4643 205:3272
206:3437 207:3348 208:4003 209:4605 210:4220 211:2169
212:3599 213:3285 214:1199 215:61 216:6154 217:2505
218:955 219:672 220:2072 221:929 222:983 223:1724


End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Feb 5, 2021, 10:04 AM
Post #2 of 33 (2141 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 06 Feb, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 844686
Prefixes after maximum aggregation (per Origin AS): 322012
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 401655
Total ASes present in the Internet Routing Table: 70445
Prefixes per ASN: 11.99
Origin-only ASes present in the Internet Routing Table: 60620
Origin ASes announcing only one prefix: 25030
Transit ASes present in the Internet Routing Table: 9825
Transit-only ASes present in the Internet Routing Table: 301
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 62
Max AS path prepend of ASN (266299) 59
Prefixes from unregistered ASNs in the Routing Table: 881
Number of instances of unregistered ASNs: 887
Number of 32-bit ASNs allocated by the RIRs: 34957
Number of 32-bit ASNs visible in the Routing Table: 29011
Prefixes from 32-bit ASNs in the Routing Table: 135484
Number of bogon 32-bit ASNs visible in the Routing Table: 27
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 619
Number of addresses announced to Internet: 2910601856
Equivalent to 173 /8s, 124 /16s and 66 /24s
Percentage of available address space announced: 78.6
Percentage of allocated address space announced: 78.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 288192

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 221527
Total APNIC prefixes after maximum aggregation: 65515
APNIC Deaggregation factor: 3.38
Prefixes being announced from the APNIC address blocks: 217308
Unique aggregates announced from the APNIC address blocks: 88038
APNIC Region origin ASes present in the Internet Routing Table: 11245
APNIC Prefixes per ASN: 19.32
APNIC Region origin ASes announcing only one prefix: 3214
APNIC Region transit ASes present in the Internet Routing Table: 1588
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6395
Number of APNIC addresses announced to Internet: 770416128
Equivalent to 45 /8s, 235 /16s and 158 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 243213
Total ARIN prefixes after maximum aggregation: 112211
ARIN Deaggregation factor: 2.17
Prefixes being announced from the ARIN address blocks: 243808
Unique aggregates announced from the ARIN address blocks: 116192
ARIN Region origin ASes present in the Internet Routing Table: 18713
ARIN Prefixes per ASN: 13.03
ARIN Region origin ASes announcing only one prefix: 6810
ARIN Region transit ASes present in the Internet Routing Table: 1906
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3697
Number of ARIN addresses announced to Internet: 1147742464
Equivalent to 68 /8s, 105 /16s and 41 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 241543
Total RIPE prefixes after maximum aggregation: 112276
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 237513
Unique aggregates announced from the RIPE address blocks: 138684
RIPE Region origin ASes present in the Internet Routing Table: 27688
RIPE Prefixes per ASN: 8.58
RIPE Region origin ASes announcing only one prefix: 11891
RIPE Region transit ASes present in the Internet Routing Table: 3886
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 9900
Number of RIPE addresses announced to Internet: 710007936
Equivalent to 42 /8s, 81 /16s and 220 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112379
Total LACNIC prefixes after maximum aggregation: 26364
LACNIC Deaggregation factor: 4.26
Prefixes being announced from the LACNIC address blocks: 113519
Unique aggregates announced from the LACNIC address blocks: 48246
LACNIC Region origin ASes present in the Internet Routing Table: 10652
LACNIC Prefixes per ASN: 10.66
LACNIC Region origin ASes announcing only one prefix: 2616
LACNIC Region transit ASes present in the Internet Routing Table: 2001
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 62
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8251
Number of LACNIC addresses announced to Internet: 174110208
Equivalent to 10 /8s, 96 /16s and 182 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25141
Total AfriNIC prefixes after maximum aggregation: 4928
AfriNIC Deaggregation factor: 5.10
Prefixes being announced from the AfriNIC address blocks: 31919
Unique aggregates announced from the AfriNIC address blocks: 9922
AfriNIC Region origin ASes present in the Internet Routing Table: 1445
AfriNIC Prefixes per ASN: 22.09
AfriNIC Region origin ASes announcing only one prefix: 498
AfriNIC Region transit ASes present in the Internet Routing Table: 288
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 768
Number of AfriNIC addresses announced to Internet: 107872512
Equivalent to 6 /8s, 110 /16s and 1 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
7545 5702 777 662 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4749 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3533 1330 19 VIETEL-AS-AP Viettel Group, VN
7713 3222 935 524 TELKOMNET-AS-AP PT Telekomunikasi Indon
9808 3176 9045 60 CMNET-GD Guangdong Mobile Communication
45899 2886 1896 55 VNPT-AS-VN VNPT Corp, VN
4766 2450 11105 570 KIXS-AS-KR Korea Telecom, KR
9498 2306 482 231 BBIL-AP BHARTI Airtel Ltd., IN
4755 2137 441 190 TATACOMM-AS TATA Communications formerl
45090 2080 1045 63 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 4807 9092 2163 AMAZON-02, US
11492 4681 311 843 CABLEONE, US
7155 4036 264 32 VIASAT-SP-BACKBONE, US
22773 3833 2995 231 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3331 1317 72 SHAW, CA
16625 3262 1706 2327 AKAMAI-AS, US
209 2522 5058 506 CENTURYLINK-US-LEGACY-QWEST, US
30036 2506 370 134 MEDIACOM-ENTERPRISE-BUSINESS, US
5650 2355 3000 1642 FRONTIER-FRTR, US
5972 2180 437 776 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 8060 1085 3249 TTNET, TR
12479 6282 1700 146 UNI2-AS, ES
39891 3459 195 22 ALJAWWALSTC-AS, SA
20940 3403 3347 207 AKAMAI-ASN1, NL
8551 3216 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2875 2282 890 ROSTELECOM-AS, RU
9009 2323 234 1254 M247, GB
34984 2175 354 581 TELLCOM-AS, TR
13188 1611 100 23 TRIOLAN, UA
58224 1508 870 551 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8200 3405 593 Uninet S.A. de C.V., MX
10620 3398 526 617 Telmex Colombia S.A., CO
11830 2562 369 63 Instituto Costarricense de Electricidad
13999 1625 432 422 Mega Cable, S.A. de C.V., MX
7303 1439 913 262 Telecom Argentina S.A., AR
6503 1437 311 475 Axtel, S.A.B. de C.V., MX
28573 1374 2259 219 CLARO S.A., BR
6147 1158 379 39 Telefonica del Peru S.A.A., PE
3816 1144 563 143 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11664 996 211 414 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1579 393 21 LINKdotNET-AS, EG
24835 1293 484 28 RAYA-AS, EG
36992 1185 1537 169 ETISALAT-MISR, EG
36903 978 510 101 MT-MPLS, MA
29571 702 68 11 ORANGE-COTE-IVOIRE, CI
6713 533 1863 34 IAM-AS, MA
36935 487 522 40 Vodafone-, EG
37342 486 32 1 MOVITEL, MZ
15399 483 46 18 WANANCHI-, KE
23889 454 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8200 3405 593 Uninet S.A. de C.V., MX
47331 8060 1085 3249 TTNET, TR
12479 6282 1700 146 UNI2-AS, ES
7545 5702 777 662 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 4807 9092 2163 AMAZON-02, US
4538 4749 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4681 311 843 CABLEONE, US
7155 4036 264 32 VIASAT-SP-BACKBONE, US
22773 3833 2995 231 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3533 1330 19 VIETEL-AS-AP Viettel Group, VN

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6282 6136 UNI2-AS, ES
7545 5702 5040 TPG-INTERNET-AP TPG Telecom Limited, AU
47331 8060 4811 TTNET, TR
4538 4749 4675 ERX-CERNET-BKB China Education and Research Net
7155 4036 4004 VIASAT-SP-BACKBONE, US
11492 4681 3838 CABLEONE, US
22773 3833 3602 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3533 3514 VIETEL-AS-AP Viettel Group, VN
39891 3459 3437 ALJAWWALSTC-AS, SA
6327 3331 3259 SHAW, CA

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
393489 UNALLOCATED 12.7.109.0/24 7018 ATT-INTERNET4, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
23.226.240.0/20 Origin: 40430 UNASSIGNED
Transit: 174 COGENT-174, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:11 /9:12 /10:40 /11:102 /12:293
/13:580 /14:1183 /15:1934 /16:13481 /17:8299 /18:13816
/19:25675 /20:41641 /21:50911 /22:105018 /23:89450 /24:490778
/25:1462 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 7202 8060 TTNET, TR
12479 5245 6282 UNI2-AS, ES
11492 3765 4681 CABLEONE, US
6327 3136 3331 SHAW, CA
7155 3124 4036 VIASAT-SP-BACKBONE, US
22773 2911 3833 ASN-CXA-ALL-CCI-22773-RDC, US
8151 2805 8200 Uninet S.A. de C.V., MX
39891 2801 3459 ALJAWWALSTC-AS, SA
8551 2681 3216 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2228 2506 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1877 2:1194 3:88 4:25 5:3585 6:64
7:5 8:1490 9:1 11:36 12:1754 13:355
14:2438 15:74 16:15 17:313 18:94 20:115
22:188 23:4315 24:2373 25:3 27:2380 31:2194
32:112 34:2 35:39 36:1139 37:3629 38:2040
39:482 40:150 41:3901 42:895 43:2094 44:231
45:14850 46:3631 47:320 49:1612 50:1699 51:104
52:1203 54:218 55:779 56:6 57:57 58:1690
59:1163 60:820 61:2365 62:2224 63:1989 64:5233
65:2401 66:5135 67:2926 68:1169 69:4074 70:1399
71:687 72:3236 74:2576 75:1473 76:694 77:2015
78:3704 79:2464 80:1781 81:1641 82:1305 83:1116
84:1255 85:3280 86:647 87:1795 88:2825 89:3062
90:393 91:7251 92:1626 93:2524 94:2951 95:4444
96:1213 97:343 98:977 99:978 100:91 101:1041
102:1283 103:25260 104:3651 105:417 106:723 107:2199
108:675 109:3835 110:1998 111:2378 112:1760 113:1687
114:1427 115:1869 116:1893 117:2198 118:2303 119:1932
120:945 121:1082 122:2306 123:2173 124:1642 125:2158
128:1307 129:1177 130:797 131:2028 132:758 133:320
134:1557 135:288 136:716 137:891 138:2280 139:1163
140:742 141:1163 142:1060 143:1249 144:1217 145:327
146:1388 147:1221 148:2210 149:1256 150:748 151:1202
152:1552 153:455 154:2148 155:1276 156:1423 157:1165
158:925 159:2025 160:2048 161:1096 162:3238 163:987
164:1433 165:1302 166:597 167:1774 168:3557 169:645
170:4366 171:757 172:2059 173:2937 174:974 175:1065
176:2954 177:4395 178:2861 179:1868 180:2275 181:2612
182:3166 183:1668 184:2456 185:17812 186:4122 187:3051
188:3279 189:2745 190:9074 191:1374 192:10650 193:7921
194:6471 195:4628 196:3024 197:2342 198:6005 199:5969
200:7401 201:5293 202:10508 203:10114 204:4641 205:3264
206:3438 207:3317 208:3999 209:4599 210:4228 211:2172
212:3600 213:3284 214:1199 215:62 216:6162 217:2522
218:1019 219:681 220:2072 221:944 222:983 223:1746


End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Feb 12, 2021, 10:03 AM
Post #3 of 33 (2140 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 13 Feb, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 845861
Prefixes after maximum aggregation (per Origin AS): 322196
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 402923
Total ASes present in the Internet Routing Table: 70526
Prefixes per ASN: 11.99
Origin-only ASes present in the Internet Routing Table: 60682
Origin ASes announcing only one prefix: 25080
Transit ASes present in the Internet Routing Table: 9844
Transit-only ASes present in the Internet Routing Table: 295
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 62
Max AS path prepend of ASN (266299) 59
Prefixes from unregistered ASNs in the Routing Table: 927
Number of instances of unregistered ASNs: 933
Number of 32-bit ASNs allocated by the RIRs: 35042
Number of 32-bit ASNs visible in the Routing Table: 29074
Prefixes from 32-bit ASNs in the Routing Table: 135830
Number of bogon 32-bit ASNs visible in the Routing Table: 18
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 560
Number of addresses announced to Internet: 2910555264
Equivalent to 173 /8s, 123 /16s and 140 /24s
Percentage of available address space announced: 78.6
Percentage of allocated address space announced: 78.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 288838

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 221583
Total APNIC prefixes after maximum aggregation: 65428
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 217412
Unique aggregates announced from the APNIC address blocks: 88209
APNIC Region origin ASes present in the Internet Routing Table: 11268
APNIC Prefixes per ASN: 19.29
APNIC Region origin ASes announcing only one prefix: 3225
APNIC Region transit ASes present in the Internet Routing Table: 1595
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6419
Number of APNIC addresses announced to Internet: 770448384
Equivalent to 45 /8s, 236 /16s and 28 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 243710
Total ARIN prefixes after maximum aggregation: 112158
ARIN Deaggregation factor: 2.17
Prefixes being announced from the ARIN address blocks: 244226
Unique aggregates announced from the ARIN address blocks: 116434
ARIN Region origin ASes present in the Internet Routing Table: 18727
ARIN Prefixes per ASN: 13.04
ARIN Region origin ASes announcing only one prefix: 6808
ARIN Region transit ASes present in the Internet Routing Table: 1919
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3705
Number of ARIN addresses announced to Internet: 1147787520
Equivalent to 68 /8s, 105 /16s and 217 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 242051
Total RIPE prefixes after maximum aggregation: 112658
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 238056
Unique aggregates announced from the RIPE address blocks: 139612
RIPE Region origin ASes present in the Internet Routing Table: 27736
RIPE Prefixes per ASN: 8.58
RIPE Region origin ASes announcing only one prefix: 11914
RIPE Region transit ASes present in the Internet Routing Table: 3891
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 9927
Number of RIPE addresses announced to Internet: 710304384
Equivalent to 42 /8s, 86 /16s and 98 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112427
Total LACNIC prefixes after maximum aggregation: 26347
LACNIC Deaggregation factor: 4.27
Prefixes being announced from the LACNIC address blocks: 113586
Unique aggregates announced from the LACNIC address blocks: 48143
LACNIC Region origin ASes present in the Internet Routing Table: 10648
LACNIC Prefixes per ASN: 10.67
LACNIC Region origin ASes announcing only one prefix: 2633
LACNIC Region transit ASes present in the Internet Routing Table: 2004
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 62
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8251
Number of LACNIC addresses announced to Internet: 173827328
Equivalent to 10 /8s, 92 /16s and 101 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25162
Total AfriNIC prefixes after maximum aggregation: 4873
AfriNIC Deaggregation factor: 5.16
Prefixes being announced from the AfriNIC address blocks: 32021
Unique aggregates announced from the AfriNIC address blocks: 10009
AfriNIC Region origin ASes present in the Internet Routing Table: 1448
AfriNIC Prefixes per ASN: 22.11
AfriNIC Region origin ASes announcing only one prefix: 500
AfriNIC Region transit ASes present in the Internet Routing Table: 286
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 772
Number of AfriNIC addresses announced to Internet: 107762688
Equivalent to 6 /8s, 108 /16s and 84 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
7545 5727 781 667 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4750 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3548 1330 19 VIETEL-AS-AP Viettel Group, VN
7713 3229 935 528 TELKOMNET-AS-AP PT Telekomunikasi Indon
9808 3218 9045 60 CMNET-GD Guangdong Mobile Communication
45899 2887 1896 55 VNPT-AS-VN VNPT Corp, VN
4766 2448 11105 569 KIXS-AS-KR Korea Telecom, KR
9498 2304 482 230 BBIL-AP BHARTI Airtel Ltd., IN
4755 2144 441 191 TATACOMM-AS TATA Communications formerl
45090 2080 1045 63 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 4827 9094 2170 AMAZON-02, US
11492 4742 315 738 CABLEONE, US
7155 4038 264 32 VIASAT-SP-BACKBONE, US
22773 3863 2992 247 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3329 1317 72 SHAW, CA
16625 3281 1715 2334 AKAMAI-AS, US
209 2522 5058 503 CENTURYLINK-US-LEGACY-QWEST, US
30036 2505 370 89 MEDIACOM-ENTERPRISE-BUSINESS, US
5650 2352 3000 1642 FRONTIER-FRTR, US
5972 2187 437 773 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 8089 1086 3227 TTNET, TR
12479 6301 1700 146 UNI2-AS, ES
39891 3459 195 22 ALJAWWALSTC-AS, SA
20940 3440 3347 207 AKAMAI-ASN1, NL
8551 3247 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2877 2282 890 ROSTELECOM-AS, RU
9009 2350 237 1262 M247, GB
34984 2177 354 582 TELLCOM-AS, TR
13188 1611 100 23 TRIOLAN, UA
58224 1512 870 561 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8238 3405 595 Uninet S.A. de C.V., MX
10620 3400 526 612 Telmex Colombia S.A., CO
11830 2561 369 63 Instituto Costarricense de Electricidad
13999 1629 433 417 Mega Cable, S.A. de C.V., MX
6503 1441 311 475 Axtel, S.A.B. de C.V., MX
7303 1439 913 262 Telecom Argentina S.A., AR
28573 1389 2261 221 CLARO S.A., BR
6147 1162 379 39 Telefonica del Peru S.A.A., PE
3816 1156 574 143 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11664 987 210 410 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1581 393 22 LINKdotNET-AS, EG
24835 1294 486 27 RAYA-AS, EG
36992 1178 1537 169 ETISALAT-MISR, EG
36903 978 510 101 MT-MPLS, MA
29571 702 68 11 ORANGE-COTE-IVOIRE, CI
6713 532 1863 34 IAM-AS, MA
36935 489 522 41 Vodafone-, EG
37342 486 32 1 MOVITEL, MZ
15399 483 46 18 WANANCHI-, KE
23889 454 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8238 3405 595 Uninet S.A. de C.V., MX
47331 8089 1086 3227 TTNET, TR
12479 6301 1700 146 UNI2-AS, ES
7545 5727 781 667 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 4827 9094 2170 AMAZON-02, US
4538 4750 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4742 315 738 CABLEONE, US
7155 4038 264 32 VIASAT-SP-BACKBONE, US
22773 3863 2992 247 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3548 1330 19 VIETEL-AS-AP Viettel Group, VN

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6301 6155 UNI2-AS, ES
7545 5727 5060 TPG-INTERNET-AP TPG Telecom Limited, AU
47331 8089 4862 TTNET, TR
4538 4750 4676 ERX-CERNET-BKB China Education and Research Net
7155 4038 4006 VIASAT-SP-BACKBONE, US
11492 4742 4004 CABLEONE, US
22773 3863 3616 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3548 3529 VIETEL-AS-AP Viettel Group, VN
39891 3459 3437 ALJAWWALSTC-AS, SA
6327 3329 3257 SHAW, CA

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
393489 UNALLOCATED 12.7.109.0/24 7018 ATT-INTERNET4, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
23.226.240.0/20 Origin: 40430 UNASSIGNED
Transit: 174 COGENT-174, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:11 /9:12 /10:40 /11:102 /12:293
/13:580 /14:1182 /15:1932 /16:13500 /17:8308 /18:13796
/19:25618 /20:41725 /21:50907 /22:105083 /23:89560 /24:491766
/25:1446 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 7234 8089 TTNET, TR
12479 5268 6301 UNI2-AS, ES
11492 3797 4742 CABLEONE, US
6327 3134 3329 SHAW, CA
7155 3126 4038 VIASAT-SP-BACKBONE, US
22773 2924 3863 ASN-CXA-ALL-CCI-22773-RDC, US
8151 2840 8238 Uninet S.A. de C.V., MX
39891 2801 3459 ALJAWWALSTC-AS, SA
8551 2712 3247 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2237 2505 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1880 2:1171 3:94 4:19 5:3598 6:65
7:5 8:1487 9:1 11:36 12:1760 13:358
14:2424 15:76 16:15 17:308 18:94 20:117
22:188 23:4344 24:2377 25:2 27:2383 31:2202
32:112 34:2 35:39 36:1141 37:3630 38:2049
39:485 40:150 41:3867 42:896 43:2100 44:233
45:14928 46:3624 47:320 49:1612 50:1708 51:102
52:1205 54:217 55:775 56:6 57:57 58:1692
59:1164 60:824 61:2364 62:2220 63:1983 64:5251
65:2408 66:5175 67:2919 68:1173 69:4075 70:1399
71:687 72:3240 74:2584 75:1476 76:693 77:2025
78:3730 79:2489 80:1806 81:1646 82:1303 83:1120
84:1258 85:3291 86:653 87:1805 88:2836 89:3049
90:402 91:7260 92:1644 93:2531 94:2949 95:4456
96:1224 97:346 98:978 99:978 100:91 101:1054
102:1279 103:25346 104:3657 105:418 106:723 107:2212
108:675 109:3839 110:2001 111:2384 112:1770 113:1681
114:1440 115:1869 116:1890 117:2193 118:2312 119:1934
120:946 121:1084 122:2283 123:2179 124:1633 125:2144
128:1323 129:1164 130:803 131:2019 132:760 133:320
134:1555 135:288 136:721 137:897 138:2289 139:1163
140:743 141:1167 142:1059 143:1239 144:1218 145:326
146:1395 147:1238 148:2210 149:1267 150:749 151:1199
152:1544 153:385 154:2184 155:1316 156:1474 157:1158
158:928 159:2050 160:2065 161:1103 162:3236 163:965
164:1426 165:1302 166:613 167:1770 168:3547 169:651
170:4343 171:755 172:2066 173:2950 174:979 175:1065
176:2965 177:4330 178:2868 179:1886 180:2276 181:2621
182:3191 183:1705 184:2459 185:17890 186:4170 187:3083
188:3314 189:2752 190:9069 191:1470 192:10657 193:7926
194:6490 195:4655 196:2963 197:2343 198:6028 199:5982
200:7396 201:5281 202:10496 203:10113 204:4645 205:3259
206:3428 207:3322 208:3995 209:4615 210:4233 211:2177
212:3626 213:3289 214:1213 215:61 216:6171 217:2518
218:1022 219:682 220:2069 221:944 222:983 223:1743


End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Feb 19, 2021, 10:02 AM
Post #4 of 33 (2136 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 20 Feb, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 846303
Prefixes after maximum aggregation (per Origin AS): 322229
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 403355
Total ASes present in the Internet Routing Table: 70577
Prefixes per ASN: 11.99
Origin-only ASes present in the Internet Routing Table: 60708
Origin ASes announcing only one prefix: 25065
Transit ASes present in the Internet Routing Table: 9869
Transit-only ASes present in the Internet Routing Table: 298
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 62
Max AS path prepend of ASN (266299) 59
Prefixes from unregistered ASNs in the Routing Table: 974
Number of instances of unregistered ASNs: 978
Number of 32-bit ASNs allocated by the RIRs: 35117
Number of 32-bit ASNs visible in the Routing Table: 29149
Prefixes from 32-bit ASNs in the Routing Table: 136109
Number of bogon 32-bit ASNs visible in the Routing Table: 16
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 598
Number of addresses announced to Internet: 2914957184
Equivalent to 173 /8s, 190 /16s and 183 /24s
Percentage of available address space announced: 78.7
Percentage of allocated address space announced: 78.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 288946

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 221371
Total APNIC prefixes after maximum aggregation: 65337
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 217208
Unique aggregates announced from the APNIC address blocks: 88272
APNIC Region origin ASes present in the Internet Routing Table: 11277
APNIC Prefixes per ASN: 19.26
APNIC Region origin ASes announcing only one prefix: 3214
APNIC Region transit ASes present in the Internet Routing Table: 1602
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6431
Number of APNIC addresses announced to Internet: 770503680
Equivalent to 45 /8s, 236 /16s and 244 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 243913
Total ARIN prefixes after maximum aggregation: 112217
ARIN Deaggregation factor: 2.17
Prefixes being announced from the ARIN address blocks: 244427
Unique aggregates announced from the ARIN address blocks: 116579
ARIN Region origin ASes present in the Internet Routing Table: 18734
ARIN Prefixes per ASN: 13.05
ARIN Region origin ASes announcing only one prefix: 6811
ARIN Region transit ASes present in the Internet Routing Table: 1922
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3720
Number of ARIN addresses announced to Internet: 1151854592
Equivalent to 68 /8s, 167 /16s and 232 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 242151
Total RIPE prefixes after maximum aggregation: 112676
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 238090
Unique aggregates announced from the RIPE address blocks: 139690
RIPE Region origin ASes present in the Internet Routing Table: 27745
RIPE Prefixes per ASN: 8.58
RIPE Region origin ASes announcing only one prefix: 11909
RIPE Region transit ASes present in the Internet Routing Table: 3903
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 9952
Number of RIPE addresses announced to Internet: 710200960
Equivalent to 42 /8s, 84 /16s and 206 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112695
Total LACNIC prefixes after maximum aggregation: 26368
LACNIC Deaggregation factor: 4.27
Prefixes being announced from the LACNIC address blocks: 113848
Unique aggregates announced from the LACNIC address blocks: 48239
LACNIC Region origin ASes present in the Internet Routing Table: 10666
LACNIC Prefixes per ASN: 10.67
LACNIC Region origin ASes announcing only one prefix: 2629
LACNIC Region transit ASes present in the Internet Routing Table: 2013
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 62
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8267
Number of LACNIC addresses announced to Internet: 174441472
Equivalent to 10 /8s, 101 /16s and 196 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25198
Total AfriNIC prefixes after maximum aggregation: 4895
AfriNIC Deaggregation factor: 5.15
Prefixes being announced from the AfriNIC address blocks: 32132
Unique aggregates announced from the AfriNIC address blocks: 10035
AfriNIC Region origin ASes present in the Internet Routing Table: 1452
AfriNIC Prefixes per ASN: 22.13
AfriNIC Region origin ASes announcing only one prefix: 502
AfriNIC Region transit ASes present in the Internet Routing Table: 283
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 779
Number of AfriNIC addresses announced to Internet: 107530240
Equivalent to 6 /8s, 104 /16s and 200 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
7545 5727 782 668 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4749 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3412 1330 19 VIETEL-AS-AP Viettel Group, VN
7713 3229 935 528 TELKOMNET-AS-AP PT Telekomunikasi Indon
9808 3220 9045 60 CMNET-GD Guangdong Mobile Communication
45899 2886 1896 55 VNPT-AS-VN VNPT Corp, VN
4766 2446 11105 568 KIXS-AS-KR Korea Telecom, KR
9498 2306 482 230 BBIL-AP BHARTI Airtel Ltd., IN
4755 2142 441 191 TATACOMM-AS TATA Communications formerl
45090 2080 1045 63 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 4834 9093 2175 AMAZON-02, US
11492 4753 315 729 CABLEONE, US
7155 4038 264 32 VIASAT-SP-BACKBONE, US
22773 3910 2996 250 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3329 1317 72 SHAW, CA
16625 3310 1726 2353 AKAMAI-AS, US
209 2519 5058 502 CENTURYLINK-US-LEGACY-QWEST, US
30036 2509 370 84 MEDIACOM-ENTERPRISE-BUSINESS, US
5650 2354 3000 1642 FRONTIER-FRTR, US
5972 2188 437 773 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 8232 1100 3147 TTNET, TR
12479 6320 1701 147 UNI2-AS, ES
39891 3459 195 22 ALJAWWALSTC-AS, SA
20940 3420 3347 207 AKAMAI-ASN1, NL
8551 3009 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2877 2282 891 ROSTELECOM-AS, RU
9009 2404 245 1300 M247, GB
34984 2178 355 583 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1525 873 563 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8345 3469 591 Uninet S.A. de C.V., MX
10620 3396 526 614 Telmex Colombia S.A., CO
11830 2563 369 63 Instituto Costarricense de Electricidad
13999 1630 433 417 Mega Cable, S.A. de C.V., MX
6503 1442 311 475 Axtel, S.A.B. de C.V., MX
7303 1440 914 261 Telecom Argentina S.A., AR
28573 1391 2261 221 CLARO S.A., BR
3816 1171 594 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1060 377 39 Telefonica del Peru S.A.A., PE
11664 990 211 409 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1577 393 22 LINKdotNET-AS, EG
24835 1247 482 29 RAYA-AS, EG
36992 1186 1537 174 ETISALAT-MISR, EG
36903 978 510 101 MT-MPLS, MA
29571 704 68 11 ORANGE-COTE-IVOIRE, CI
6713 536 1863 34 IAM-AS, MA
37342 485 32 1 MOVITEL, MZ
15399 483 46 18 WANANCHI-, KE
36935 476 522 40 Vodafone-, EG
23889 454 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8345 3469 591 Uninet S.A. de C.V., MX
47331 8232 1100 3147 TTNET, TR
12479 6320 1701 147 UNI2-AS, ES
7545 5727 782 668 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 4834 9093 2175 AMAZON-02, US
11492 4753 315 729 CABLEONE, US
4538 4749 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4038 264 32 VIASAT-SP-BACKBONE, US
22773 3910 2996 250 ASN-CXA-ALL-CCI-22773-RDC, US
39891 3459 195 22 ALJAWWALSTC-AS, SA

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6320 6173 UNI2-AS, ES
47331 8232 5085 TTNET, TR
7545 5727 5059 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4749 4675 ERX-CERNET-BKB China Education and Research Net
11492 4753 4024 CABLEONE, US
7155 4038 4006 VIASAT-SP-BACKBONE, US
22773 3910 3660 ASN-CXA-ALL-CCI-22773-RDC, US
39891 3459 3437 ALJAWWALSTC-AS, SA
7552 3412 3393 VIETEL-AS-AP Viettel Group, VN
6327 3329 3257 SHAW, CA

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
23.226.240.0/20 Origin: 40430 UNASSIGNED
Transit: 174 COGENT-174, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:11 /9:12 /10:41 /11:102 /12:293
/13:579 /14:1182 /15:1932 /16:13476 /17:8304 /18:13783
/19:25623 /20:41705 /21:50836 /22:105175 /23:89696 /24:492111
/25:1442 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 7368 8232 TTNET, TR
12479 5286 6320 UNI2-AS, ES
11492 3809 4753 CABLEONE, US
6327 3134 3329 SHAW, CA
7155 3126 4038 VIASAT-SP-BACKBONE, US
22773 2953 3910 ASN-CXA-ALL-CCI-22773-RDC, US
8151 2916 8345 Uninet S.A. de C.V., MX
39891 2801 3459 ALJAWWALSTC-AS, SA
8551 2473 3009 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2238 2509 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1875 2:1169 3:94 4:18 5:3597 6:64
7:5 8:1488 9:1 11:36 12:1760 13:358
14:2386 15:77 16:15 17:309 18:94 20:118
22:188 23:4356 24:2382 25:2 27:2384 31:2225
32:112 34:3 35:39 36:1141 37:3657 38:2044
39:484 40:150 41:3869 42:904 43:2100 44:237
45:14972 46:3627 47:320 49:1611 50:1707 51:92
52:1206 54:216 55:775 56:6 57:57 58:1703
59:1166 60:823 61:2363 62:2213 63:1971 64:5261
65:2405 66:5171 67:2940 68:1174 69:4101 70:1404
71:687 72:3246 74:2587 75:1476 76:688 77:2011
78:3774 79:2227 80:1803 81:1630 82:1305 83:1104
84:1259 85:3345 86:650 87:1797 88:2855 89:3023
90:407 91:7266 92:1651 93:2524 94:2946 95:4452
96:1224 97:345 98:983 99:978 100:90 101:1067
102:1299 103:25412 104:3668 105:419 106:722 107:2213
108:677 109:3883 110:2003 111:2409 112:1773 113:1682
114:1440 115:1870 116:1895 117:2192 118:2320 119:1933
120:942 121:1085 122:2219 123:2177 124:1621 125:2105
128:1350 129:1197 130:807 131:2021 132:762 133:355
134:1546 135:288 136:715 137:902 138:2287 139:1161
140:743 141:1167 142:1057 143:1258 144:1225 145:325
146:1390 147:1243 148:2205 149:1262 150:701 151:1205
152:1551 153:386 154:2251 155:1328 156:1453 157:1154
158:929 159:2055 160:2067 161:1118 162:3223 163:974
164:1426 165:1324 166:612 167:1763 168:3524 169:654
170:4338 171:757 172:2080 173:2958 174:978 175:1075
176:2966 177:4367 178:2881 179:1906 180:2271 181:2619
182:3196 183:1702 184:2464 185:17892 186:4160 187:3116
188:3310 189:2773 190:8997 191:1454 192:10659 193:7918
194:6501 195:4662 196:2955 197:2349 198:6034 199:5994
200:7406 201:5345 202:10532 203:10080 204:4644 205:3290
206:3436 207:3321 208:3997 209:4619 210:4234 211:2168
212:3650 213:3283 214:1210 215:61 216:6178 217:2524
218:1021 219:696 220:2064 221:940 222:984 223:1748


End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Feb 26, 2021, 10:02 AM
Post #5 of 33 (2131 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 27 Feb, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 847193
Prefixes after maximum aggregation (per Origin AS): 322664
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 404082
Total ASes present in the Internet Routing Table: 70649
Prefixes per ASN: 11.99
Origin-only ASes present in the Internet Routing Table: 60774
Origin ASes announcing only one prefix: 25076
Transit ASes present in the Internet Routing Table: 9875
Transit-only ASes present in the Internet Routing Table: 299
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 62
Max AS path prepend of ASN (266299) 59
Prefixes from unregistered ASNs in the Routing Table: 978
Number of instances of unregistered ASNs: 982
Number of 32-bit ASNs allocated by the RIRs: 35208
Number of 32-bit ASNs visible in the Routing Table: 29241
Prefixes from 32-bit ASNs in the Routing Table: 136223
Number of bogon 32-bit ASNs visible in the Routing Table: 16
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 562
Number of addresses announced to Internet: 2915817600
Equivalent to 173 /8s, 203 /16s and 216 /24s
Percentage of available address space announced: 78.8
Percentage of allocated address space announced: 78.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 289157

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 221800
Total APNIC prefixes after maximum aggregation: 65449
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 217721
Unique aggregates announced from the APNIC address blocks: 88511
APNIC Region origin ASes present in the Internet Routing Table: 11310
APNIC Prefixes per ASN: 19.25
APNIC Region origin ASes announcing only one prefix: 3218
APNIC Region transit ASes present in the Internet Routing Table: 1606
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6455
Number of APNIC addresses announced to Internet: 770662656
Equivalent to 45 /8s, 239 /16s and 97 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 244189
Total ARIN prefixes after maximum aggregation: 112229
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 244750
Unique aggregates announced from the ARIN address blocks: 116755
ARIN Region origin ASes present in the Internet Routing Table: 18747
ARIN Prefixes per ASN: 13.06
ARIN Region origin ASes announcing only one prefix: 6813
ARIN Region transit ASes present in the Internet Routing Table: 1923
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3737
Number of ARIN addresses announced to Internet: 1152112896
Equivalent to 68 /8s, 171 /16s and 217 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 242205
Total RIPE prefixes after maximum aggregation: 112911
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 238145
Unique aggregates announced from the RIPE address blocks: 139917
RIPE Region origin ASes present in the Internet Routing Table: 27746
RIPE Prefixes per ASN: 8.58
RIPE Region origin ASes announcing only one prefix: 11903
RIPE Region transit ASes present in the Internet Routing Table: 3898
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 9971
Number of RIPE addresses announced to Internet: 710165376
Equivalent to 42 /8s, 84 /16s and 67 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112868
Total LACNIC prefixes after maximum aggregation: 26402
LACNIC Deaggregation factor: 4.27
Prefixes being announced from the LACNIC address blocks: 114012
Unique aggregates announced from the LACNIC address blocks: 48296
LACNIC Region origin ASes present in the Internet Routing Table: 10688
LACNIC Prefixes per ASN: 10.67
LACNIC Region origin ASes announcing only one prefix: 2638
LACNIC Region transit ASes present in the Internet Routing Table: 2020
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 62
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8293
Number of LACNIC addresses announced to Internet: 174540032
Equivalent to 10 /8s, 103 /16s and 69 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25152
Total AfriNIC prefixes after maximum aggregation: 4937
AfriNIC Deaggregation factor: 5.09
Prefixes being announced from the AfriNIC address blocks: 32003
Unique aggregates announced from the AfriNIC address blocks: 10099
AfriNIC Region origin ASes present in the Internet Routing Table: 1456
AfriNIC Prefixes per ASN: 21.98
AfriNIC Region origin ASes announcing only one prefix: 504
AfriNIC Region transit ASes present in the Internet Routing Table: 286
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 785
Number of AfriNIC addresses announced to Internet: 107908352
Equivalent to 6 /8s, 110 /16s and 141 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
7545 5707 782 668 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4830 4192 74 ERX-CERNET-BKB China Education and Rese
9808 3689 9045 60 CMNET-GD Guangdong Mobile Communication
7552 3554 1330 21 VIETEL-AS-AP Viettel Group, VN
7713 3232 936 533 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 2897 1896 55 VNPT-AS-VN VNPT Corp, VN
4766 2444 11105 568 KIXS-AS-KR Korea Telecom, KR
9498 2307 482 229 BBIL-AP BHARTI Airtel Ltd., IN
4755 2144 441 191 TATACOMM-AS TATA Communications formerl
45090 2080 1045 63 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 4850 9095 2177 AMAZON-02, US
11492 4759 316 718 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3909 2998 251 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3331 1317 72 SHAW, CA
16625 3305 1722 2352 AKAMAI-AS, US
209 2520 5058 501 CENTURYLINK-US-LEGACY-QWEST, US
30036 2518 371 81 MEDIACOM-ENTERPRISE-BUSINESS, US
5650 2352 3000 1642 FRONTIER-FRTR, US
5972 2195 439 776 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7999 1076 3346 TTNET, TR
12479 6351 1701 147 UNI2-AS, ES
20940 3445 3347 207 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3041 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2876 2282 889 ROSTELECOM-AS, RU
9009 2422 247 1310 M247, GB
34984 2178 355 583 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1526 873 562 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8371 3466 583 Uninet S.A. de C.V., MX
10620 3399 526 614 Telmex Colombia S.A., CO
11830 2563 369 63 Instituto Costarricense de Electricidad
13999 1637 436 420 Mega Cable, S.A. de C.V., MX
7303 1447 921 269 Telecom Argentina S.A., AR
6503 1440 311 475 Axtel, S.A.B. de C.V., MX
28573 1404 2263 219 CLARO S.A., BR
3816 1198 609 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1127 377 39 Telefonica del Peru S.A.A., PE
11664 991 210 409 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1577 393 22 LINKdotNET-AS, EG
24835 1289 482 29 RAYA-AS, EG
36992 1188 1537 174 ETISALAT-MISR, EG
36903 970 506 115 MT-MPLS, MA
29571 704 68 11 ORANGE-COTE-IVOIRE, CI
6713 540 1864 35 IAM-AS, MA
36935 487 522 40 Vodafone-, EG
37342 487 32 1 MOVITEL, MZ
23889 454 232 16 MauritiusTelecom, MU
15399 445 46 16 WANANCHI-, KE

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8371 3466 583 Uninet S.A. de C.V., MX
47331 7999 1076 3346 TTNET, TR
12479 6351 1701 147 UNI2-AS, ES
7545 5707 782 668 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 4850 9095 2177 AMAZON-02, US
4538 4830 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4759 316 718 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3909 2998 251 ASN-CXA-ALL-CCI-22773-RDC, US
9808 3689 9045 60 CMNET-GD Guangdong Mobile Communication

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6351 6204 UNI2-AS, ES
7545 5707 5039 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4830 4756 ERX-CERNET-BKB China Education and Research Net
47331 7999 4653 TTNET, TR
11492 4759 4041 CABLEONE, US
7155 4030 3998 VIASAT-SP-BACKBONE, US
22773 3909 3658 ASN-CXA-ALL-CCI-22773-RDC, US
9808 3689 3629 CMNET-GD Guangdong Mobile Communication Co.Ltd.
7552 3554 3533 VIETEL-AS-AP Viettel Group, VN
6327 3331 3259 SHAW, CA

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
23.226.240.0/20 Origin: 40430 UNASSIGNED
Transit: 174 COGENT-174, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:11 /9:12 /10:41 /11:102 /12:292
/13:577 /14:1182 /15:1939 /16:13465 /17:8316 /18:13772
/19:25626 /20:41718 /21:50941 /22:105375 /23:89651 /24:492739
/25:1434 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 7151 7999 TTNET, TR
12479 5309 6351 UNI2-AS, ES
11492 3813 4759 CABLEONE, US
6327 3136 3331 SHAW, CA
7155 3118 4030 VIASAT-SP-BACKBONE, US
8151 2948 8371 Uninet S.A. de C.V., MX
22773 2944 3909 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2505 3041 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2238 2518 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1881 2:1168 3:94 4:18 5:3596 6:64
7:5 8:1498 9:1 11:36 12:1755 13:359
14:2350 15:77 16:15 17:315 18:93 20:126
22:188 23:4382 24:2389 25:2 27:2381 31:2253
32:112 34:3 35:39 36:1146 37:3712 38:2050
39:485 40:148 41:3815 42:904 43:2105 44:237
45:14988 46:3695 47:319 49:1616 50:1708 51:90
52:1204 54:216 55:763 56:6 57:57 58:1703
59:1157 60:884 61:2374 62:2223 63:1969 64:5274
65:2403 66:5164 67:2926 68:1174 69:4107 70:1404
71:688 72:3244 74:2591 75:1478 76:689 77:2005
78:3691 79:2299 80:1832 81:1630 82:1309 83:1107
84:1257 85:3344 86:711 87:1793 88:2795 89:2987
90:428 91:7262 92:1730 93:2532 94:2966 95:4427
96:1228 97:345 98:986 99:971 100:89 101:1065
102:1257 103:25524 104:3673 105:419 106:719 107:2217
108:684 109:3890 110:1998 111:2558 112:1779 113:1638
114:1443 115:1870 116:1885 117:2182 118:2319 119:1916
120:988 121:1085 122:2161 123:2178 124:1586 125:2081
128:1340 129:1200 130:810 131:2015 132:751 133:354
134:1549 135:290 136:724 137:901 138:2298 139:1162
140:745 141:1168 142:1069 143:1263 144:1235 145:327
146:1390 147:1253 148:2206 149:1303 150:769 151:1082
152:1549 153:387 154:2209 155:1346 156:1488 157:1147
158:928 159:2054 160:2070 161:1137 162:3241 163:963
164:1430 165:1338 166:614 167:1778 168:3528 169:653
170:4322 171:759 172:2082 173:2963 174:979 175:1099
176:2970 177:4350 178:2889 179:1933 180:2271 181:2620
182:3195 183:1637 184:2459 185:17942 186:4195 187:3071
188:3291 189:2781 190:9038 191:1451 192:10676 193:7924
194:6525 195:4653 196:2936 197:2327 198:6039 199:6001
200:7388 201:5360 202:10540 203:10090 204:4645 205:3292
206:3472 207:3329 208:3979 209:4624 210:4253 211:2173
212:3657 213:3278 214:1214 215:61 216:6180 217:2530
218:1046 219:687 220:2060 221:946 222:979 223:1759


End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Mar 5, 2021, 10:02 AM
Post #6 of 33 (2130 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 06 Mar, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 847450
Prefixes after maximum aggregation (per Origin AS): 322444
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 404254
Total ASes present in the Internet Routing Table: 70673
Prefixes per ASN: 11.99
Origin-only ASes present in the Internet Routing Table: 60809
Origin ASes announcing only one prefix: 25079
Transit ASes present in the Internet Routing Table: 9864
Transit-only ASes present in the Internet Routing Table: 304
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 62
Max AS path prepend of ASN (266299) 59
Prefixes from unregistered ASNs in the Routing Table: 1003
Number of instances of unregistered ASNs: 1007
Number of 32-bit ASNs allocated by the RIRs: 35292
Number of 32-bit ASNs visible in the Routing Table: 29287
Prefixes from 32-bit ASNs in the Routing Table: 136290
Number of bogon 32-bit ASNs visible in the Routing Table: 17
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 552
Number of addresses announced to Internet: 2916221056
Equivalent to 173 /8s, 210 /16s and 0 /24s
Percentage of available address space announced: 78.8
Percentage of allocated address space announced: 78.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 288727

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 222391
Total APNIC prefixes after maximum aggregation: 65023
APNIC Deaggregation factor: 3.42
Prefixes being announced from the APNIC address blocks: 218361
Unique aggregates announced from the APNIC address blocks: 88652
APNIC Region origin ASes present in the Internet Routing Table: 11303
APNIC Prefixes per ASN: 19.32
APNIC Region origin ASes announcing only one prefix: 3218
APNIC Region transit ASes present in the Internet Routing Table: 1607
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6458
Number of APNIC addresses announced to Internet: 770590976
Equivalent to 45 /8s, 238 /16s and 73 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 243978
Total ARIN prefixes after maximum aggregation: 112313
ARIN Deaggregation factor: 2.17
Prefixes being announced from the ARIN address blocks: 244662
Unique aggregates announced from the ARIN address blocks: 116841
ARIN Region origin ASes present in the Internet Routing Table: 18746
ARIN Prefixes per ASN: 13.05
ARIN Region origin ASes announcing only one prefix: 6809
ARIN Region transit ASes present in the Internet Routing Table: 1919
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3751
Number of ARIN addresses announced to Internet: 1152412416
Equivalent to 68 /8s, 176 /16s and 107 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 242179
Total RIPE prefixes after maximum aggregation: 113044
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 237976
Unique aggregates announced from the RIPE address blocks: 140054
RIPE Region origin ASes present in the Internet Routing Table: 27761
RIPE Prefixes per ASN: 8.57
RIPE Region origin ASes announcing only one prefix: 11903
RIPE Region transit ASes present in the Internet Routing Table: 3900
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 9986
Number of RIPE addresses announced to Internet: 710342016
Equivalent to 42 /8s, 86 /16s and 245 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112760
Total LACNIC prefixes after maximum aggregation: 26383
LACNIC Deaggregation factor: 4.27
Prefixes being announced from the LACNIC address blocks: 113887
Unique aggregates announced from the LACNIC address blocks: 48173
LACNIC Region origin ASes present in the Internet Routing Table: 10701
LACNIC Prefixes per ASN: 10.64
LACNIC Region origin ASes announcing only one prefix: 2644
LACNIC Region transit ASes present in the Internet Routing Table: 2005
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 62
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8305
Number of LACNIC addresses announced to Internet: 174562048
Equivalent to 10 /8s, 103 /16s and 155 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25138
Total AfriNIC prefixes after maximum aggregation: 4931
AfriNIC Deaggregation factor: 5.10
Prefixes being announced from the AfriNIC address blocks: 32012
Unique aggregates announced from the AfriNIC address blocks: 10034
AfriNIC Region origin ASes present in the Internet Routing Table: 1446
AfriNIC Prefixes per ASN: 22.14
AfriNIC Region origin ASes announcing only one prefix: 505
AfriNIC Region transit ASes present in the Internet Routing Table: 284
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 787
Number of AfriNIC addresses announced to Internet: 107878912
Equivalent to 6 /8s, 110 /16s and 26 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
7545 5716 783 669 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4830 4192 74 ERX-CERNET-BKB China Education and Rese
9808 3724 9045 60 CMNET-GD Guangdong Mobile Communication
7552 3538 1330 21 VIETEL-AS-AP Viettel Group, VN
7713 3515 1014 54 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 2899 1896 55 VNPT-AS-VN VNPT Corp, VN
4766 2449 11105 568 KIXS-AS-KR Korea Telecom, KR
9498 2310 482 230 BBIL-AP BHARTI Airtel Ltd., IN
4755 2145 441 192 TATACOMM-AS TATA Communications formerl
45090 2080 1045 63 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 4876 9194 2209 AMAZON-02, US
11492 4752 315 722 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3897 2997 243 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3348 1317 72 SHAW, CA
16625 3314 1727 2356 AKAMAI-AS, US
30036 2520 371 85 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2511 5057 500 CENTURYLINK-US-LEGACY-QWEST, US
5650 2350 3000 1642 FRONTIER-FRTR, US
5972 2199 445 781 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7753 1049 3440 TTNET, TR
12479 6369 1700 146 UNI2-AS, ES
20940 3502 3347 209 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3086 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2883 2283 894 ROSTELECOM-AS, RU
9009 2438 250 1316 M247, GB
34984 2179 355 583 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1532 873 563 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8402 3468 583 Uninet S.A. de C.V., MX
10620 3401 526 610 Telmex Colombia S.A., CO
11830 2563 369 63 Instituto Costarricense de Electricidad
13999 1648 436 421 Mega Cable, S.A. de C.V., MX
7303 1451 925 265 Telecom Argentina S.A., AR
6503 1442 311 475 Axtel, S.A.B. de C.V., MX
28573 1402 2264 220 CLARO S.A., BR
3816 1202 614 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1126 377 39 Telefonica del Peru S.A.A., PE
11664 994 211 408 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1578 393 22 LINKdotNET-AS, EG
24835 1289 482 29 RAYA-AS, EG
36992 1191 1537 174 ETISALAT-MISR, EG
36903 972 507 110 MT-MPLS, MA
29571 706 68 11 ORANGE-COTE-IVOIRE, CI
6713 538 1863 34 IAM-AS, MA
36935 500 522 40 Vodafone-, EG
15399 480 46 16 WANANCHI-, KE
23889 454 232 16 MauritiusTelecom, MU
37342 454 32 1 MOVITEL, MZ

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8402 3468 583 Uninet S.A. de C.V., MX
47331 7753 1049 3440 TTNET, TR
12479 6369 1700 146 UNI2-AS, ES
7545 5716 783 669 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 4876 9194 2209 AMAZON-02, US
4538 4830 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4752 315 722 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3897 2997 243 ASN-CXA-ALL-CCI-22773-RDC, US
9808 3724 9045 60 CMNET-GD Guangdong Mobile Communication

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6369 6223 UNI2-AS, ES
7545 5716 5047 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4830 4756 ERX-CERNET-BKB China Education and Research Net
47331 7753 4313 TTNET, TR
11492 4752 4030 CABLEONE, US
7155 4030 3998 VIASAT-SP-BACKBONE, US
9808 3724 3664 CMNET-GD Guangdong Mobile Communication Co.Ltd.
22773 3897 3654 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3538 3517 VIETEL-AS-AP Viettel Group, VN
7713 3515 3461 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
23.175.48.0/24 Origin: 398357 ETHNC-ASN, US
Transit: 46664 VDI-NETWORK, US
23.226.240.0/20 Origin: 40430 UNASSIGNED
Transit: 174 COGENT-174, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:11 /9:12 /10:41 /11:102 /12:292
/13:577 /14:1182 /15:1937 /16:13497 /17:8286 /18:13755
/19:25578 /20:41730 /21:50921 /22:105290 /23:89662 /24:493158
/25:1419 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 6924 7753 TTNET, TR
12479 5330 6369 UNI2-AS, ES
11492 3807 4752 CABLEONE, US
6327 3153 3348 SHAW, CA
7155 3118 4030 VIASAT-SP-BACKBONE, US
8151 2980 8402 Uninet S.A. de C.V., MX
22773 2948 3897 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2550 3086 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2238 2520 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1883 2:1164 3:94 4:18 5:3531 6:64
7:5 8:1497 9:1 11:36 12:1754 13:359
14:2353 15:77 16:15 17:317 18:93 20:126
22:188 23:4433 24:2379 25:2 27:2502 31:2267
32:112 34:3 35:40 36:1145 37:3711 38:2055
39:485 40:151 41:3806 42:919 43:2111 44:237
45:15019 46:3650 47:320 49:1619 50:1712 51:90
52:1209 54:218 55:788 56:6 57:56 58:1743
59:1210 60:883 61:2408 62:2225 63:1972 64:5281
65:2390 66:5143 67:2912 68:1176 69:4069 70:1405
71:687 72:3232 74:2571 75:1479 76:686 77:2013
78:3645 79:2323 80:1828 81:1627 82:1315 83:1102
84:1255 85:3309 86:720 87:1789 88:2710 89:2988
90:432 91:7260 92:1746 93:2539 94:3019 95:4387
96:1239 97:346 98:995 99:971 100:89 101:1052
102:1260 103:25489 104:3701 105:424 106:714 107:2220
108:685 109:3907 110:2002 111:2614 112:1779 113:1647
114:1457 115:1874 116:1878 117:2208 118:2323 119:1917
120:992 121:1087 122:2323 123:2193 124:1595 125:2103
128:1334 129:947 130:807 131:2029 132:754 133:354
134:1557 135:290 136:732 137:907 138:2291 139:1195
140:746 141:1187 142:1087 143:1280 144:1223 145:324
146:1389 147:1260 148:2204 149:1405 150:772 151:1089
152:1550 153:388 154:2228 155:1344 156:1495 157:1155
158:928 159:2051 160:2068 161:1157 162:3245 163:970
164:1436 165:1339 166:598 167:1777 168:3528 169:656
170:4327 171:761 172:2096 173:2962 174:981 175:1101
176:3001 177:4303 178:2892 179:1907 180:2274 181:2615
182:3204 183:1641 184:2462 185:17941 186:4189 187:3118
188:3296 189:2802 190:8978 191:1439 192:10671 193:7918
194:6534 195:4690 196:2889 197:2314 198:6036 199:5992
200:7406 201:5344 202:10555 203:10116 204:4614 205:3298
206:3478 207:3335 208:3989 209:4620 210:4258 211:2165
212:3680 213:3301 214:1199 215:61 216:6149 217:2521
218:1049 219:689 220:2058 221:926 222:995 223:1759


End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Mar 12, 2021, 10:02 AM
Post #7 of 33 (2122 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 13 Mar, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 849542
Prefixes after maximum aggregation (per Origin AS): 322940
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 405118
Total ASes present in the Internet Routing Table: 70782
Prefixes per ASN: 12.00
Origin-only ASes present in the Internet Routing Table: 60922
Origin ASes announcing only one prefix: 25123
Transit ASes present in the Internet Routing Table: 9860
Transit-only ASes present in the Internet Routing Table: 296
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 47
Max AS path prepend of ASN ( 17747) 41
Prefixes from unregistered ASNs in the Routing Table: 996
Number of instances of unregistered ASNs: 1000
Number of 32-bit ASNs allocated by the RIRs: 35352
Number of 32-bit ASNs visible in the Routing Table: 29397
Prefixes from 32-bit ASNs in the Routing Table: 136778
Number of bogon 32-bit ASNs visible in the Routing Table: 27
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 538
Number of addresses announced to Internet: 2916667008
Equivalent to 173 /8s, 216 /16s and 206 /24s
Percentage of available address space announced: 78.8
Percentage of allocated address space announced: 78.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 289248

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 223226
Total APNIC prefixes after maximum aggregation: 65172
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 219346
Unique aggregates announced from the APNIC address blocks: 89061
APNIC Region origin ASes present in the Internet Routing Table: 11360
APNIC Prefixes per ASN: 19.31
APNIC Region origin ASes announcing only one prefix: 3234
APNIC Region transit ASes present in the Internet Routing Table: 1602
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 47
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6510
Number of APNIC addresses announced to Internet: 770758400
Equivalent to 45 /8s, 240 /16s and 215 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 244378
Total ARIN prefixes after maximum aggregation: 112352
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 245021
Unique aggregates announced from the ARIN address blocks: 116945
ARIN Region origin ASes present in the Internet Routing Table: 18742
ARIN Prefixes per ASN: 13.07
ARIN Region origin ASes announcing only one prefix: 6804
ARIN Region transit ASes present in the Internet Routing Table: 1920
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3758
Number of ARIN addresses announced to Internet: 1152549376
Equivalent to 68 /8s, 178 /16s and 130 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 242680
Total RIPE prefixes after maximum aggregation: 113223
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 238433
Unique aggregates announced from the RIPE address blocks: 140429
RIPE Region origin ASes present in the Internet Routing Table: 27784
RIPE Prefixes per ASN: 8.58
RIPE Region origin ASes announcing only one prefix: 11914
RIPE Region transit ASes present in the Internet Routing Table: 3892
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10008
Number of RIPE addresses announced to Internet: 710411904
Equivalent to 42 /8s, 88 /16s and 6 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112974
Total LACNIC prefixes after maximum aggregation: 26529
LACNIC Deaggregation factor: 4.26
Prefixes being announced from the LACNIC address blocks: 114120
Unique aggregates announced from the LACNIC address blocks: 48144
LACNIC Region origin ASes present in the Internet Routing Table: 10731
LACNIC Prefixes per ASN: 10.63
LACNIC Region origin ASes announcing only one prefix: 2664
LACNIC Region transit ASes present in the Internet Routing Table: 2009
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 33
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8331
Number of LACNIC addresses announced to Internet: 174675456
Equivalent to 10 /8s, 105 /16s and 86 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25287
Total AfriNIC prefixes after maximum aggregation: 4897
AfriNIC Deaggregation factor: 5.16
Prefixes being announced from the AfriNIC address blocks: 32084
Unique aggregates announced from the AfriNIC address blocks: 10069
AfriNIC Region origin ASes present in the Internet Routing Table: 1449
AfriNIC Prefixes per ASN: 22.14
AfriNIC Region origin ASes announcing only one prefix: 507
AfriNIC Region transit ASes present in the Internet Routing Table: 288
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 790
Number of AfriNIC addresses announced to Internet: 107830784
Equivalent to 6 /8s, 109 /16s and 94 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
7545 5717 783 669 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4834 4192 74 ERX-CERNET-BKB China Education and Rese
9808 4009 9045 60 CMNET-GD Guangdong Mobile Communication
7552 3529 1330 21 VIETEL-AS-AP Viettel Group, VN
7713 3515 1014 54 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 2900 1896 55 VNPT-AS-VN VNPT Corp, VN
4766 2444 11104 567 KIXS-AS-KR Korea Telecom, KR
9498 2317 483 235 BBIL-AP BHARTI Airtel Ltd., IN
4755 2144 441 192 TATACOMM-AS TATA Communications formerl
45090 2080 1045 63 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 4893 9229 2214 AMAZON-02, US
11492 4743 315 723 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3926 2999 252 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3348 1317 72 SHAW, CA
16625 3309 1725 2354 AKAMAI-AS, US
30036 2527 371 87 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2511 5057 499 CENTURYLINK-US-LEGACY-QWEST, US
5650 2350 3000 1642 FRONTIER-FRTR, US
5972 2201 445 781 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7701 1038 3474 TTNET, TR
12479 6363 1700 146 UNI2-AS, ES
20940 3534 3347 207 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3132 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2882 2284 894 ROSTELECOM-AS, RU
9009 2454 252 1323 M247, GB
34984 2180 355 579 TELLCOM-AS, TR
13188 1611 100 26 TRIOLAN, UA
58224 1552 878 557 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8435 3470 581 Uninet S.A. de C.V., MX
10620 3405 527 612 Telmex Colombia S.A., CO
11830 2563 369 63 Instituto Costarricense de Electricidad
13999 1659 436 421 Mega Cable, S.A. de C.V., MX
7303 1637 1289 291 Telecom Argentina S.A., AR
6503 1442 311 475 Axtel, S.A.B. de C.V., MX
28573 1407 2266 221 CLARO S.A., BR
3816 1212 623 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1128 377 39 Telefonica del Peru S.A.A., PE
11664 996 211 403 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1578 393 22 LINKdotNET-AS, EG
24835 1435 482 29 RAYA-AS, EG
36992 1192 1537 174 ETISALAT-MISR, EG
36903 977 510 104 MT-MPLS, MA
29571 705 68 11 ORANGE-COTE-IVOIRE, CI
6713 539 1863 34 IAM-AS, MA
36935 500 522 40 Vodafone-, EG
37342 482 32 1 MOVITEL, MZ
15399 453 47 17 WANANCHI-, KE
23889 446 232 15 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8435 3470 581 Uninet S.A. de C.V., MX
47331 7701 1038 3474 TTNET, TR
12479 6363 1700 146 UNI2-AS, ES
7545 5717 783 669 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 4893 9229 2214 AMAZON-02, US
4538 4834 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4743 315 723 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
9808 4009 9045 60 CMNET-GD Guangdong Mobile Communication
22773 3926 2999 252 ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6363 6217 UNI2-AS, ES
7545 5717 5048 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4834 4760 ERX-CERNET-BKB China Education and Research Net
47331 7701 4227 TTNET, TR
11492 4743 4020 CABLEONE, US
7155 4030 3998 VIASAT-SP-BACKBONE, US
9808 4009 3949 CMNET-GD Guangdong Mobile Communication Co.Ltd.
22773 3926 3674 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3529 3508 VIETEL-AS-AP Viettel Group, VN
7713 3515 3461 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
23.226.240.0/20 Origin: 40430 UNASSIGNED
Transit: 174 COGENT-174, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:11 /9:12 /10:41 /11:102 /12:291
/13:575 /14:1181 /15:1940 /16:13497 /17:8294 /18:13778
/19:25641 /20:42024 /21:50958 /22:105588 /23:89954 /24:494234
/25:1421 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 6880 7701 TTNET, TR
12479 5321 6363 UNI2-AS, ES
11492 3798 4743 CABLEONE, US
6327 3153 3348 SHAW, CA
7155 3118 4030 VIASAT-SP-BACKBONE, US
8151 3014 8435 Uninet S.A. de C.V., MX
22773 2961 3926 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2596 3132 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2238 2527 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1883 2:1160 3:94 4:18 5:3532 6:64
7:5 8:1501 9:1 11:36 12:1750 13:360
14:2347 15:77 16:15 17:318 18:93 20:130
22:188 23:4557 24:2387 25:2 27:2504 31:2261
32:113 34:3 35:40 36:1147 37:3722 38:2064
39:559 40:151 41:3826 42:918 43:2118 44:240
45:15017 46:3648 47:319 49:1624 50:1741 51:91
52:1206 54:219 55:783 56:6 57:56 58:1742
59:1210 60:886 61:2411 62:2257 63:1971 64:5291
65:2384 66:5152 67:2915 68:1173 69:4076 70:1405
71:685 72:3220 74:2572 75:1479 76:687 77:2010
78:3639 79:2353 80:1823 81:1626 82:1316 83:1105
84:1251 85:3219 86:718 87:1780 88:2701 89:2988
90:433 91:7250 92:1759 93:2545 94:3031 95:4405
96:1252 97:345 98:992 99:970 100:89 101:1046
102:1280 103:25599 104:3714 105:424 106:721 107:2227
108:702 109:3929 110:2003 111:2624 112:1888 113:1652
114:1464 115:1874 116:1885 117:2201 118:2294 119:1917
120:1055 121:1087 122:2313 123:2196 124:1592 125:2098
128:1362 129:949 130:818 131:2019 132:765 133:354
134:1558 135:291 136:734 137:908 138:2297 139:1202
140:731 141:1185 142:1105 143:1278 144:1255 145:323
146:1391 147:1264 148:2181 149:1446 150:779 151:1087
152:1546 153:387 154:2235 155:1367 156:1496 157:1158
158:924 159:2045 160:2070 161:1151 162:3231 163:969
164:1434 165:1336 166:598 167:1775 168:3542 169:661
170:4278 171:761 172:2106 173:2965 174:980 175:1100
176:3041 177:4363 178:2890 179:1954 180:2274 181:2625
182:3200 183:1643 184:2455 185:17996 186:4199 187:3129
188:3311 189:2809 190:8953 191:1480 192:10580 193:7935
194:6538 195:4678 196:2888 197:2322 198:6032 199:5991
200:7420 201:5344 202:10575 203:10113 204:4646 205:3307
206:3491 207:3334 208:3990 209:4628 210:4260 211:2178
212:3672 213:3323 214:1208 215:61 216:6165 217:2520
218:1053 219:699 220:2067 221:935 222:996 223:1771


End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Mar 19, 2021, 11:02 AM
Post #8 of 33 (2112 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 20 Mar, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 852766
Prefixes after maximum aggregation (per Origin AS): 323236
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 405450
Total ASes present in the Internet Routing Table: 70882
Prefixes per ASN: 12.03
Origin-only ASes present in the Internet Routing Table: 60994
Origin ASes announcing only one prefix: 25179
Transit ASes present in the Internet Routing Table: 9888
Transit-only ASes present in the Internet Routing Table: 306
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 38
Max AS path prepend of ASN ( 37385) 33
Prefixes from unregistered ASNs in the Routing Table: 1034
Number of instances of unregistered ASNs: 1038
Number of 32-bit ASNs allocated by the RIRs: 35442
Number of 32-bit ASNs visible in the Routing Table: 29493
Prefixes from 32-bit ASNs in the Routing Table: 137004
Number of bogon 32-bit ASNs visible in the Routing Table: 38
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 543
Number of addresses announced to Internet: 2916989056
Equivalent to 173 /8s, 221 /16s and 184 /24s
Percentage of available address space announced: 78.8
Percentage of allocated address space announced: 78.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 289583

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 225916
Total APNIC prefixes after maximum aggregation: 65289
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 222073
Unique aggregates announced from the APNIC address blocks: 89207
APNIC Region origin ASes present in the Internet Routing Table: 11402
APNIC Prefixes per ASN: 19.48
APNIC Region origin ASes announcing only one prefix: 3248
APNIC Region transit ASes present in the Internet Routing Table: 1609
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6550
Number of APNIC addresses announced to Internet: 771087872
Equivalent to 45 /8s, 245 /16s and 222 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 244602
Total ARIN prefixes after maximum aggregation: 112452
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 245196
Unique aggregates announced from the ARIN address blocks: 117070
ARIN Region origin ASes present in the Internet Routing Table: 18755
ARIN Prefixes per ASN: 13.07
ARIN Region origin ASes announcing only one prefix: 6811
ARIN Region transit ASes present in the Internet Routing Table: 1931
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3774
Number of ARIN addresses announced to Internet: 1152531200
Equivalent to 68 /8s, 178 /16s and 59 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 243000
Total RIPE prefixes after maximum aggregation: 113332
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 238797
Unique aggregates announced from the RIPE address blocks: 140517
RIPE Region origin ASes present in the Internet Routing Table: 27809
RIPE Prefixes per ASN: 8.59
RIPE Region origin ASes announcing only one prefix: 11936
RIPE Region transit ASes present in the Internet Routing Table: 3889
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10038
Number of RIPE addresses announced to Internet: 710531456
Equivalent to 42 /8s, 89 /16s and 217 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112847
Total LACNIC prefixes after maximum aggregation: 26497
LACNIC Deaggregation factor: 4.26
Prefixes being announced from the LACNIC address blocks: 113992
Unique aggregates announced from the LACNIC address blocks: 48226
LACNIC Region origin ASes present in the Internet Routing Table: 10732
LACNIC Prefixes per ASN: 10.62
LACNIC Region origin ASes announcing only one prefix: 2670
LACNIC Region transit ASes present in the Internet Routing Table: 2009
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 33
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8336
Number of LACNIC addresses announced to Internet: 174697728
Equivalent to 10 /8s, 105 /16s and 173 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25366
Total AfriNIC prefixes after maximum aggregation: 4899
AfriNIC Deaggregation factor: 5.18
Prefixes being announced from the AfriNIC address blocks: 32165
Unique aggregates announced from the AfriNIC address blocks: 9943
AfriNIC Region origin ASes present in the Internet Routing Table: 1457
AfriNIC Prefixes per ASN: 22.08
AfriNIC Region origin ASes announcing only one prefix: 514
AfriNIC Region transit ASes present in the Internet Routing Table: 291
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 795
Number of AfriNIC addresses announced to Internet: 107694080
Equivalent to 6 /8s, 107 /16s and 72 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 6288 9045 60 CMNET-GD Guangdong Mobile Communication
7545 5713 783 672 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4812 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3547 1330 21 VIETEL-AS-AP Viettel Group, VN
7713 3520 1014 54 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 2905 1896 55 VNPT-AS-VN VNPT Corp, VN
4766 2442 11104 566 KIXS-AS-KR Korea Telecom, KR
9498 2315 482 232 BBIL-AP BHARTI Airtel Ltd., IN
4755 2146 441 190 TATACOMM-AS TATA Communications formerl
45090 2080 1045 63 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 4891 9260 2215 AMAZON-02, US
11492 4738 314 720 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3923 2998 246 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3367 1749 2395 AKAMAI-AS, US
6327 3352 1317 72 SHAW, CA
209 2535 5054 488 CENTURYLINK-US-LEGACY-QWEST, US
30036 2533 372 88 MEDIACOM-ENTERPRISE-BUSINESS, US
5650 2350 3000 1642 FRONTIER-FRTR, US
5972 2209 447 784 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7711 1039 3486 TTNET, TR
12479 6382 1701 138 UNI2-AS, ES
20940 3545 3347 207 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3186 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2897 2284 896 ROSTELECOM-AS, RU
9009 2446 252 1312 M247, GB
34984 2180 355 579 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1557 879 560 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8456 3471 583 Uninet S.A. de C.V., MX
10620 3404 526 619 Telmex Colombia S.A., CO
11830 2458 369 62 Instituto Costarricense de Electricidad
7303 1870 1732 295 Telecom Argentina S.A., AR
13999 1659 436 421 Mega Cable, S.A. de C.V., MX
6503 1442 311 475 Axtel, S.A.B. de C.V., MX
28573 1411 2269 222 CLARO S.A., BR
3816 1212 623 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1128 377 39 Telefonica del Peru S.A.A., PE
11664 1000 211 401 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1578 393 22 LINKdotNET-AS, EG
24835 1443 486 27 RAYA-AS, EG
36992 1192 1537 174 ETISALAT-MISR, EG
36903 977 510 104 MT-MPLS, MA
29571 704 68 11 ORANGE-COTE-IVOIRE, CI
6713 540 1863 34 IAM-AS, MA
36935 514 522 40 Vodafone-, EG
37342 487 32 1 MOVITEL, MZ
23889 447 232 16 MauritiusTelecom, MU
15399 444 47 17 WANANCHI-, KE

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8456 3471 583 Uninet S.A. de C.V., MX
47331 7711 1039 3486 TTNET, TR
12479 6382 1701 138 UNI2-AS, ES
9808 6288 9045 60 CMNET-GD Guangdong Mobile Communication
7545 5713 783 672 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 4891 9260 2215 AMAZON-02, US
4538 4812 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4738 314 720 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3923 2998 246 ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6382 6244 UNI2-AS, ES
9808 6288 6228 CMNET-GD Guangdong Mobile Communication Co.Ltd.
7545 5713 5041 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4812 4738 ERX-CERNET-BKB China Education and Research Net
47331 7711 4225 TTNET, TR
11492 4738 4018 CABLEONE, US
7155 4030 3998 VIASAT-SP-BACKBONE, US
22773 3923 3677 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3547 3526 VIETEL-AS-AP Viettel Group, VN
7713 3520 3466 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
65560 UNALLOCATED 5.180.248.0/23 199290 MOWITEL, ES
65560 UNALLOCATED 5.180.250.0/23 199290 MOWITEL, ES
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:11 /9:12 /10:41 /11:102 /12:291
/13:575 /14:1181 /15:1937 /16:13502 /17:8314 /18:13812
/19:25737 /20:42316 /21:51369 /22:106138 /23:90514 /24:495491
/25:1423 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 6890 7711 TTNET, TR
12479 5336 6382 UNI2-AS, ES
11492 3793 4738 CABLEONE, US
6327 3157 3352 SHAW, CA
7155 3118 4030 VIASAT-SP-BACKBONE, US
8151 3030 8456 Uninet S.A. de C.V., MX
22773 2961 3923 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2650 3186 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2238 2533 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1879 2:1119 3:94 4:19 5:3540 6:64
7:5 8:1502 9:1 11:36 12:1755 13:352
14:2354 15:73 16:15 17:316 18:93 20:130
22:188 23:4579 24:2387 25:2 27:2497 31:2268
32:112 34:3 35:39 36:1282 37:3750 38:2073
39:581 40:151 41:3837 42:922 43:2115 44:239
45:14966 46:3649 47:320 49:1623 50:1746 51:91
52:1204 54:219 55:785 56:6 57:57 58:1746
59:1204 60:883 61:2407 62:2248 63:1964 64:5284
65:2386 66:5132 67:2895 68:1162 69:4053 70:1406
71:686 72:3195 74:2571 75:1483 76:687 77:2009
78:3643 79:2388 80:1842 81:1628 82:1325 83:1112
84:1267 85:3337 86:723 87:1782 88:2697 89:3012
90:427 91:7261 92:1750 93:2558 94:3037 95:4397
96:1253 97:344 98:993 99:971 100:89 101:1048
102:1275 103:25671 104:3693 105:423 106:720 107:2230
108:701 109:3937 110:2009 111:2873 112:1917 113:1644
114:1451 115:1875 116:1888 117:2292 118:2309 119:1890
120:1153 121:1083 122:2314 123:2196 124:1592 125:2100
128:1353 129:946 130:818 131:2031 132:769 133:354
134:1527 135:291 136:735 137:911 138:2301 139:1194
140:729 141:1186 142:1113 143:1270 144:1254 145:331
146:1387 147:1284 148:2199 149:1444 150:783 151:1086
152:1555 153:387 154:2228 155:1351 156:1483 157:1159
158:927 159:2040 160:2073 161:1129 162:3242 163:972
164:1435 165:1330 166:598 167:1774 168:3548 169:662
170:4281 171:762 172:2118 173:2953 174:976 175:1101
176:3047 177:4317 178:2890 179:1951 180:2274 181:2613
182:3202 183:1792 184:2446 185:18033 186:4193 187:3140
188:3298 189:2811 190:8965 191:1484 192:10587 193:7945
194:6536 195:4684 196:2907 197:2329 198:6037 199:5998
200:7425 201:5349 202:10580 203:10119 204:4649 205:3316
206:3522 207:3314 208:3999 209:4630 210:4255 211:2201
212:3669 213:3285 214:1208 215:60 216:6234 217:2520
218:1148 219:701 220:2074 221:977 222:980 223:1858


End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Mar 26, 2021, 11:02 AM
Post #9 of 33 (2110 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 27 Mar, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 853765
Prefixes after maximum aggregation (per Origin AS): 323350
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 405865
Total ASes present in the Internet Routing Table: 70923
Prefixes per ASN: 12.04
Origin-only ASes present in the Internet Routing Table: 61009
Origin ASes announcing only one prefix: 25176
Transit ASes present in the Internet Routing Table: 9914
Transit-only ASes present in the Internet Routing Table: 307
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 38
Max AS path prepend of ASN ( 37385) 33
Prefixes from unregistered ASNs in the Routing Table: 971
Number of instances of unregistered ASNs: 975
Number of 32-bit ASNs allocated by the RIRs: 35515
Number of 32-bit ASNs visible in the Routing Table: 29547
Prefixes from 32-bit ASNs in the Routing Table: 137633
Number of bogon 32-bit ASNs visible in the Routing Table: 15
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 512
Number of addresses announced to Internet: 2909527424
Equivalent to 173 /8s, 107 /16s and 221 /24s
Percentage of available address space announced: 78.6
Percentage of allocated address space announced: 78.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 289671

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 226292
Total APNIC prefixes after maximum aggregation: 65353
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 222401
Unique aggregates announced from the APNIC address blocks: 89095
APNIC Region origin ASes present in the Internet Routing Table: 11418
APNIC Prefixes per ASN: 19.48
APNIC Region origin ASes announcing only one prefix: 3248
APNIC Region transit ASes present in the Internet Routing Table: 1619
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 31
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6573
Number of APNIC addresses announced to Internet: 772179200
Equivalent to 46 /8s, 6 /16s and 133 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 244801
Total ARIN prefixes after maximum aggregation: 112519
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 245330
Unique aggregates announced from the ARIN address blocks: 117363
ARIN Region origin ASes present in the Internet Routing Table: 18764
ARIN Prefixes per ASN: 13.07
ARIN Region origin ASes announcing only one prefix: 6804
ARIN Region transit ASes present in the Internet Routing Table: 1932
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 30
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3780
Number of ARIN addresses announced to Internet: 1144306688
Equivalent to 68 /8s, 52 /16s and 188 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 243349
Total RIPE prefixes after maximum aggregation: 113363
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 239232
Unique aggregates announced from the RIPE address blocks: 140771
RIPE Region origin ASes present in the Internet Routing Table: 27822
RIPE Prefixes per ASN: 8.60
RIPE Region origin ASes announcing only one prefix: 11942
RIPE Region transit ASes present in the Internet Routing Table: 3892
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10051
Number of RIPE addresses announced to Internet: 710691456
Equivalent to 42 /8s, 92 /16s and 74 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112916
Total LACNIC prefixes after maximum aggregation: 26496
LACNIC Deaggregation factor: 4.26
Prefixes being announced from the LACNIC address blocks: 114028
Unique aggregates announced from the LACNIC address blocks: 48190
LACNIC Region origin ASes present in the Internet Routing Table: 10742
LACNIC Prefixes per ASN: 10.62
LACNIC Region origin ASes announcing only one prefix: 2674
LACNIC Region transit ASes present in the Internet Routing Table: 2024
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 33
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8346
Number of LACNIC addresses announced to Internet: 174829312
Equivalent to 10 /8s, 107 /16s and 175 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25435
Total AfriNIC prefixes after maximum aggregation: 4872
AfriNIC Deaggregation factor: 5.22
Prefixes being announced from the AfriNIC address blocks: 32262
Unique aggregates announced from the AfriNIC address blocks: 9978
AfriNIC Region origin ASes present in the Internet Routing Table: 1458
AfriNIC Prefixes per ASN: 22.13
AfriNIC Region origin ASes announcing only one prefix: 508
AfriNIC Region transit ASes present in the Internet Routing Table: 293
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 797
Number of AfriNIC addresses announced to Internet: 107100928
Equivalent to 6 /8s, 98 /16s and 59 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 6259 9045 61 CMNET-GD Guangdong Mobile Communication
7545 5724 783 673 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4813 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3538 1330 21 VIETEL-AS-AP Viettel Group, VN
7713 3524 1014 58 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 2908 1896 55 VNPT-AS-VN VNPT Corp, VN
4766 2436 11104 565 KIXS-AS-KR Korea Telecom, KR
9498 2316 482 231 BBIL-AP BHARTI Airtel Ltd., IN
4755 2147 441 190 TATACOMM-AS TATA Communications formerl
45090 2097 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 4904 9258 2208 AMAZON-02, US
11492 4747 315 704 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3910 2998 245 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3393 1760 2409 AKAMAI-AS, US
6327 3360 1317 72 SHAW, CA
30036 2540 372 93 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2527 5054 486 CENTURYLINK-US-LEGACY-QWEST, US
5650 2346 2998 1637 FRONTIER-FRTR, US
5972 2214 448 787 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7740 1041 3484 TTNET, TR
12479 6405 1701 138 UNI2-AS, ES
20940 3557 3347 202 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3222 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2899 2284 898 ROSTELECOM-AS, RU
9009 2375 246 1277 M247, GB
34984 2183 355 582 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1570 881 572 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8480 3472 570 Uninet S.A. de C.V., MX
10620 3411 527 604 Telmex Colombia S.A., CO
11830 2539 369 63 Instituto Costarricense de Electricidad
7303 1872 1732 296 Telecom Argentina S.A., AR
13999 1651 446 427 Mega Cable, S.A. de C.V., MX
6503 1442 311 475 Axtel, S.A.B. de C.V., MX
28573 1392 2269 222 CLARO S.A., BR
3816 1210 623 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1127 377 39 Telefonica del Peru S.A.A., PE
11664 1002 212 401 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1581 393 22 LINKdotNET-AS, EG
24835 1443 486 27 RAYA-AS, EG
36992 1194 1537 174 ETISALAT-MISR, EG
36903 977 510 104 MT-MPLS, MA
29571 710 68 11 ORANGE-COTE-IVOIRE, CI
6713 540 1863 34 IAM-AS, MA
36935 514 522 40 Vodafone-, EG
37342 487 32 1 MOVITEL, MZ
15399 452 47 17 WANANCHI-, KE
23889 447 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8480 3472 570 Uninet S.A. de C.V., MX
47331 7740 1041 3484 TTNET, TR
12479 6405 1701 138 UNI2-AS, ES
9808 6259 9045 61 CMNET-GD Guangdong Mobile Communication
7545 5724 783 673 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 4904 9258 2208 AMAZON-02, US
4538 4813 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4747 315 704 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3910 2998 245 ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6405 6267 UNI2-AS, ES
9808 6259 6198 CMNET-GD Guangdong Mobile Communication Co.Ltd.
7545 5724 5051 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4813 4739 ERX-CERNET-BKB China Education and Research Net
47331 7740 4256 TTNET, TR
11492 4747 4043 CABLEONE, US
7155 4030 3998 VIASAT-SP-BACKBONE, US
22773 3910 3665 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3538 3517 VIETEL-AS-AP Viettel Group, VN
7713 3524 3466 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:10 /9:12 /10:40 /11:102 /12:292
/13:576 /14:1183 /15:1946 /16:13515 /17:8328 /18:13797
/19:25791 /20:42402 /21:51347 /22:106418 /23:90554 /24:496041
/25:1411 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 6918 7740 TTNET, TR
12479 5359 6405 UNI2-AS, ES
11492 3801 4747 CABLEONE, US
6327 3165 3360 SHAW, CA
7155 3118 4030 VIASAT-SP-BACKBONE, US
8151 3052 8480 Uninet S.A. de C.V., MX
22773 2952 3910 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2686 3222 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2237 2540 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1877 2:1107 3:94 4:20 5:3567 6:64
7:5 8:1503 9:1 11:36 12:1750 13:352
14:2327 15:73 16:15 17:317 18:93 20:129
22:188 23:4596 24:2391 25:2 27:2500 31:2267
32:113 34:3 35:40 36:1282 37:3761 38:2071
39:607 40:153 41:3836 42:924 43:2120 44:239
45:14958 46:3684 47:320 49:1624 50:1754 51:92
52:1203 54:216 55:752 56:7 57:57 58:1736
59:1207 60:890 61:2395 62:2203 63:1973 64:5273
65:2382 66:5122 67:2885 68:1160 69:4047 70:1403
71:686 72:3171 74:2580 75:1482 76:684 77:2006
78:3665 79:2411 80:1841 81:1632 82:1352 83:1110
84:1263 85:3345 86:710 87:1786 88:2706 89:3017
90:423 91:7278 92:1745 93:2555 94:3042 95:4407
96:1257 97:344 98:986 99:970 100:89 101:1049
102:1293 103:25741 104:3696 105:426 106:720 107:2225
108:704 109:3962 110:1993 111:2937 112:1933 113:1622
114:1463 115:1877 116:1891 117:2293 118:2323 119:1894
120:1115 121:1086 122:2295 123:2185 124:1572 125:2101
128:1365 129:948 130:827 131:2026 132:746 133:355
134:1590 135:289 136:743 137:912 138:2301 139:1182
140:738 141:1183 142:1114 143:1274 144:1252 145:333
146:1391 147:1294 148:2203 149:1438 150:793 151:1088
152:1552 153:390 154:2272 155:1337 156:1510 157:1169
158:925 159:2032 160:2078 161:1135 162:3244 163:981
164:1494 165:1336 166:598 167:1778 168:3580 169:662
170:4282 171:763 172:2118 173:2945 174:968 175:1091
176:3067 177:4344 178:2895 179:1961 180:2269 181:2589
182:3208 183:1809 184:2411 185:18100 186:4197 187:3123
188:3304 189:2846 190:8891 191:1490 192:10611 193:7970
194:6539 195:4697 196:2908 197:2331 198:6038 199:6029
200:7408 201:5351 202:10597 203:10128 204:4652 205:3319
206:3527 207:3324 208:3999 209:4650 210:4258 211:2207
212:3675 213:3283 214:1214 215:61 216:6186 217:2521
218:1146 219:703 220:2073 221:974 222:968 223:1860


End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Apr 2, 2021, 11:02 AM
Post #10 of 33 (2100 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 03 Apr, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 854726
Prefixes after maximum aggregation (per Origin AS): 323513
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 406182
Total ASes present in the Internet Routing Table: 70970
Prefixes per ASN: 12.04
Origin-only ASes present in the Internet Routing Table: 61044
Origin ASes announcing only one prefix: 25196
Transit ASes present in the Internet Routing Table: 9926
Transit-only ASes present in the Internet Routing Table: 312
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 38
Max AS path prepend of ASN ( 37385) 33
Prefixes from unregistered ASNs in the Routing Table: 967
Number of instances of unregistered ASNs: 971
Number of 32-bit ASNs allocated by the RIRs: 35604
Number of 32-bit ASNs visible in the Routing Table: 29608
Prefixes from 32-bit ASNs in the Routing Table: 137894
Number of bogon 32-bit ASNs visible in the Routing Table: 15
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 522
Number of addresses announced to Internet: 2918308992
Equivalent to 173 /8s, 241 /16s and 220 /24s
Percentage of available address space announced: 78.8
Percentage of allocated address space announced: 78.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 290249

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 226287
Total APNIC prefixes after maximum aggregation: 65318
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 222425
Unique aggregates announced from the APNIC address blocks: 89164
APNIC Region origin ASes present in the Internet Routing Table: 11432
APNIC Prefixes per ASN: 19.46
APNIC Region origin ASes announcing only one prefix: 3255
APNIC Region transit ASes present in the Internet Routing Table: 1621
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6586
Number of APNIC addresses announced to Internet: 771899392
Equivalent to 46 /8s, 2 /16s and 64 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 245102
Total ARIN prefixes after maximum aggregation: 112563
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 245569
Unique aggregates announced from the ARIN address blocks: 117445
ARIN Region origin ASes present in the Internet Routing Table: 18774
ARIN Prefixes per ASN: 13.08
ARIN Region origin ASes announcing only one prefix: 6815
ARIN Region transit ASes present in the Internet Routing Table: 1936
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 30
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3802
Number of ARIN addresses announced to Internet: 1152747008
Equivalent to 68 /8s, 181 /16s and 134 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 243836
Total RIPE prefixes after maximum aggregation: 113503
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 239762
Unique aggregates announced from the RIPE address blocks: 140974
RIPE Region origin ASes present in the Internet Routing Table: 27846
RIPE Prefixes per ASN: 8.61
RIPE Region origin ASes announcing only one prefix: 11961
RIPE Region transit ASes present in the Internet Routing Table: 3888
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 38
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10077
Number of RIPE addresses announced to Internet: 710602624
Equivalent to 42 /8s, 90 /16s and 239 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112996
Total LACNIC prefixes after maximum aggregation: 26483
LACNIC Deaggregation factor: 4.27
Prefixes being announced from the LACNIC address blocks: 114121
Unique aggregates announced from the LACNIC address blocks: 48185
LACNIC Region origin ASes present in the Internet Routing Table: 10743
LACNIC Prefixes per ASN: 10.62
LACNIC Region origin ASes announcing only one prefix: 2667
LACNIC Region transit ASes present in the Internet Routing Table: 2020
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 33
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8352
Number of LACNIC addresses announced to Internet: 174952960
Equivalent to 10 /8s, 109 /16s and 146 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25537
Total AfriNIC prefixes after maximum aggregation: 4909
AfriNIC Deaggregation factor: 5.20
Prefixes being announced from the AfriNIC address blocks: 32327
Unique aggregates announced from the AfriNIC address blocks: 9941
AfriNIC Region origin ASes present in the Internet Routing Table: 1447
AfriNIC Prefixes per ASN: 22.34
AfriNIC Region origin ASes announcing only one prefix: 498
AfriNIC Region transit ASes present in the Internet Routing Table: 294
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 791
Number of AfriNIC addresses announced to Internet: 107682816
Equivalent to 6 /8s, 107 /16s and 28 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 6267 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5736 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4838 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3528 1022 55 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3515 1330 21 VIETEL-AS-AP Viettel Group, VN
45899 2914 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2435 11104 565 KIXS-AS-KR Korea Telecom, KR
9498 2318 482 232 BBIL-AP BHARTI Airtel Ltd., IN
4755 2125 441 190 TATACOMM-AS TATA Communications formerl
45090 2097 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 4920 9258 2210 AMAZON-02, US
11492 4751 315 710 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3918 2998 246 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3377 1750 2399 AKAMAI-AS, US
6327 3359 1317 71 SHAW, CA
30036 2541 372 94 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2525 5038 490 CENTURYLINK-US-LEGACY-QWEST, US
5650 2342 2996 1636 FRONTIER-FRTR, US
5972 2216 448 786 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7753 1043 3473 TTNET, TR
12479 6381 1701 138 UNI2-AS, ES
20940 3577 3347 202 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3242 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2892 2282 892 ROSTELECOM-AS, RU
9009 2377 246 1276 M247, GB
34984 2202 356 582 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1570 881 572 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8481 3472 570 Uninet S.A. de C.V., MX
10620 3413 527 596 Telmex Colombia S.A., CO
11830 2560 369 63 Instituto Costarricense de Electricidad
7303 1872 1732 296 Telecom Argentina S.A., AR
13999 1654 446 427 Mega Cable, S.A. de C.V., MX
6503 1444 311 476 Axtel, S.A.B. de C.V., MX
28573 1386 2269 223 CLARO S.A., BR
3816 1210 623 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1128 377 39 Telefonica del Peru S.A.A., PE
11664 995 211 399 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1582 393 22 LINKdotNET-AS, EG
24835 1443 486 27 RAYA-AS, EG
36992 1194 1537 174 ETISALAT-MISR, EG
36903 977 510 104 MT-MPLS, MA
29571 711 68 11 ORANGE-COTE-IVOIRE, CI
6713 540 1863 34 IAM-AS, MA
36935 514 522 40 Vodafone-, EG
37342 487 32 1 MOVITEL, MZ
15399 477 47 17 WANANCHI-, KE
23889 447 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8481 3472 570 Uninet S.A. de C.V., MX
47331 7753 1043 3473 TTNET, TR
12479 6381 1701 138 UNI2-AS, ES
9808 6267 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5736 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 4920 9258 2210 AMAZON-02, US
4538 4838 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4751 315 710 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3918 2998 246 ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6381 6243 UNI2-AS, ES
9808 6267 6212 CMNET-GD Guangdong Mobile Communication Co.Ltd.
7545 5736 5062 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4838 4764 ERX-CERNET-BKB China Education and Research Net
47331 7753 4280 TTNET, TR
11492 4751 4041 CABLEONE, US
7155 4027 3995 VIASAT-SP-BACKBONE, US
22773 3918 3672 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3515 3494 VIETEL-AS-AP Viettel Group, VN
7713 3528 3473 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:11 /9:12 /10:40 /11:102 /12:292
/13:583 /14:1184 /15:1945 /16:13515 /17:8359 /18:13853
/19:25799 /20:42439 /21:51375 /22:106396 /23:90727 /24:496686
/25:1408 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 6929 7753 TTNET, TR
12479 5337 6381 UNI2-AS, ES
11492 3805 4751 CABLEONE, US
6327 3165 3359 SHAW, CA
7155 3115 4027 VIASAT-SP-BACKBONE, US
8151 3054 8481 Uninet S.A. de C.V., MX
22773 2959 3918 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2706 3242 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2237 2541 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1871 2:1114 3:94 4:19 5:3563 6:63
7:5 8:1502 9:1 11:36 12:1748 13:359
14:2318 15:73 16:15 17:317 18:93 20:129
22:188 23:4622 24:2397 25:2 27:2505 31:2286
32:113 34:2 35:40 36:1287 37:4017 38:2059
39:606 40:161 41:3854 42:924 43:2115 44:238
45:14977 46:3673 47:320 49:1608 50:1751 51:92
52:1208 54:217 55:778 56:6 57:57 58:1733
59:1202 60:891 61:2386 62:2199 63:1963 64:5291
65:2379 66:5159 67:2880 68:1154 69:4055 70:1398
71:689 72:3179 74:2581 75:1481 76:682 77:2018
78:3668 79:2420 80:1862 81:1647 82:1346 83:1118
84:1263 85:3353 86:710 87:1782 88:2703 89:3027
90:423 91:7298 92:1749 93:2537 94:3059 95:4402
96:1259 97:343 98:990 99:969 100:89 101:1047
102:1310 103:25706 104:3707 105:426 106:734 107:2246
108:705 109:3976 110:1993 111:2944 112:1970 113:1621
114:1465 115:1877 116:1889 117:2314 118:2340 119:1891
120:1104 121:1085 122:2265 123:2185 124:1563 125:2094
128:1368 129:954 130:834 131:2043 132:759 133:355
134:1595 135:289 136:750 137:916 138:2302 139:1200
140:736 141:1184 142:1117 143:1267 144:1255 145:331
146:1385 147:1294 148:2206 149:1442 150:788 151:1078
152:1554 153:392 154:2265 155:1326 156:1495 157:1172
158:926 159:2014 160:2092 161:1137 162:3254 163:975
164:1495 165:1335 166:594 167:1773 168:3551 169:663
170:4272 171:763 172:2111 173:2940 174:968 175:1095
176:3102 177:4312 178:2903 179:1957 180:2313 181:2562
182:3210 183:1827 184:2412 185:18154 186:4195 187:3198
188:3296 189:2824 190:8849 191:1487 192:10632 193:7975
194:6562 195:4705 196:2892 197:2363 198:6028 199:6035
200:7425 201:5346 202:10599 203:10085 204:4649 205:3318
206:3532 207:3333 208:4008 209:4645 210:4252 211:2187
212:3682 213:3288 214:1215 215:61 216:6176 217:2520
218:1151 219:703 220:2067 221:992 222:973 223:1859


End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Apr 9, 2021, 11:02 AM
Post #11 of 33 (2092 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 10 Apr, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 855145
Prefixes after maximum aggregation (per Origin AS): 324141
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 406808
Total ASes present in the Internet Routing Table: 71034
Prefixes per ASN: 12.04
Origin-only ASes present in the Internet Routing Table: 61106
Origin ASes announcing only one prefix: 25216
Transit ASes present in the Internet Routing Table: 9928
Transit-only ASes present in the Internet Routing Table: 307
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 38
Max AS path prepend of ASN ( 37385) 33
Prefixes from unregistered ASNs in the Routing Table: 1015
Number of instances of unregistered ASNs: 1021
Number of 32-bit ASNs allocated by the RIRs: 35637
Number of 32-bit ASNs visible in the Routing Table: 29671
Prefixes from 32-bit ASNs in the Routing Table: 138154
Number of bogon 32-bit ASNs visible in the Routing Table: 21
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 530
Number of addresses announced to Internet: 2955025792
Equivalent to 176 /8s, 34 /16s and 29 /24s
Percentage of available address space announced: 79.8
Percentage of allocated address space announced: 79.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 290123

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 226451
Total APNIC prefixes after maximum aggregation: 65430
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 222562
Unique aggregates announced from the APNIC address blocks: 89330
APNIC Region origin ASes present in the Internet Routing Table: 11459
APNIC Prefixes per ASN: 19.42
APNIC Region origin ASes announcing only one prefix: 3264
APNIC Region transit ASes present in the Internet Routing Table: 1624
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6613
Number of APNIC addresses announced to Internet: 772040448
Equivalent to 46 /8s, 4 /16s and 103 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 245433
Total ARIN prefixes after maximum aggregation: 112906
ARIN Deaggregation factor: 2.17
Prefixes being announced from the ARIN address blocks: 245868
Unique aggregates announced from the ARIN address blocks: 117633
ARIN Region origin ASes present in the Internet Routing Table: 18781
ARIN Prefixes per ASN: 13.09
ARIN Region origin ASes announcing only one prefix: 6810
ARIN Region transit ASes present in the Internet Routing Table: 1947
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 30
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3816
Number of ARIN addresses announced to Internet: 1189315840
Equivalent to 70 /8s, 227 /16s and 133 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 243686
Total RIPE prefixes after maximum aggregation: 113656
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 239659
Unique aggregates announced from the RIPE address blocks: 141179
RIPE Region origin ASes present in the Internet Routing Table: 27870
RIPE Prefixes per ASN: 8.60
RIPE Region origin ASes announcing only one prefix: 11972
RIPE Region transit ASes present in the Internet Routing Table: 3881
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 38
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10094
Number of RIPE addresses announced to Internet: 710577792
Equivalent to 42 /8s, 90 /16s and 142 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112832
Total LACNIC prefixes after maximum aggregation: 26497
LACNIC Deaggregation factor: 4.26
Prefixes being announced from the LACNIC address blocks: 113977
Unique aggregates announced from the LACNIC address blocks: 48238
LACNIC Region origin ASes present in the Internet Routing Table: 10748
LACNIC Prefixes per ASN: 10.60
LACNIC Region origin ASes announcing only one prefix: 2673
LACNIC Region transit ASes present in the Internet Routing Table: 2015
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 33
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8356
Number of LACNIC addresses announced to Internet: 174957312
Equivalent to 10 /8s, 109 /16s and 163 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25727
Total AfriNIC prefixes after maximum aggregation: 4898
AfriNIC Deaggregation factor: 5.25
Prefixes being announced from the AfriNIC address blocks: 32549
Unique aggregates announced from the AfriNIC address blocks: 9949
AfriNIC Region origin ASes present in the Internet Routing Table: 1450
AfriNIC Prefixes per ASN: 22.45
AfriNIC Region origin ASes announcing only one prefix: 497
AfriNIC Region transit ASes present in the Internet Routing Table: 294
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 792
Number of AfriNIC addresses announced to Internet: 107705088
Equivalent to 6 /8s, 107 /16s and 115 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 6279 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5719 783 675 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4752 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3524 1022 55 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3489 1330 21 VIETEL-AS-AP Viettel Group, VN
45899 2912 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2435 11104 565 KIXS-AS-KR Korea Telecom, KR
9498 2321 482 232 BBIL-AP BHARTI Airtel Ltd., IN
4755 2120 441 190 TATACOMM-AS TATA Communications formerl
45090 2098 1197 72 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 4960 9264 2226 AMAZON-02, US
11492 4753 315 712 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3914 2998 246 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3362 1744 2403 AKAMAI-AS, US
6327 3358 1317 70 SHAW, CA
30036 2533 370 206 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2527 5053 485 CENTURYLINK-US-LEGACY-QWEST, US
5650 2335 2996 1636 FRONTIER-FRTR, US
5972 2222 448 787 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7756 1043 3490 TTNET, TR
12479 6393 1700 139 UNI2-AS, ES
20940 3575 3347 201 AKAMAI-ASN1, NL
8551 3280 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
39891 3266 187 22 ALJAWWALSTC-AS, SA
12389 2902 2284 899 ROSTELECOM-AS, RU
9009 2378 246 1278 M247, GB
34984 2215 357 587 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1569 881 576 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8484 3472 569 Uninet S.A. de C.V., MX
10620 3409 527 603 Telmex Colombia S.A., CO
11830 2552 369 63 Instituto Costarricense de Electricidad
7303 1862 1725 295 Telecom Argentina S.A., AR
13999 1659 447 428 Mega Cable, S.A. de C.V., MX
6503 1443 311 475 Axtel, S.A.B. de C.V., MX
28573 1366 2271 223 CLARO S.A., BR
3816 1223 638 157 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1128 377 39 Telefonica del Peru S.A.A., PE
11664 1004 212 402 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1542 393 22 LINKdotNET-AS, EG
24835 1443 486 27 RAYA-AS, EG
36992 1195 1537 174 ETISALAT-MISR, EG
36903 1189 530 107 MT-MPLS, MA
29571 711 68 11 ORANGE-COTE-IVOIRE, CI
6713 546 1863 34 IAM-AS, MA
36935 514 522 40 Vodafone-, EG
37342 487 32 1 MOVITEL, MZ
15399 477 47 17 WANANCHI-, KE
23889 439 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8484 3472 569 Uninet S.A. de C.V., MX
47331 7756 1043 3490 TTNET, TR
12479 6393 1700 139 UNI2-AS, ES
9808 6279 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5719 783 675 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 4960 9264 2226 AMAZON-02, US
11492 4753 315 712 CABLEONE, US
4538 4752 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3914 2998 246 ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6393 6254 UNI2-AS, ES
9808 6279 6224 CMNET-GD Guangdong Mobile Communication Co.Ltd.
7545 5719 5044 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4752 4678 ERX-CERNET-BKB China Education and Research Net
47331 7756 4266 TTNET, TR
11492 4753 4041 CABLEONE, US
7155 4030 3998 VIASAT-SP-BACKBONE, US
22773 3914 3668 ASN-CXA-ALL-CCI-22773-RDC, US
7713 3524 3469 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
7552 3489 3468 VIETEL-AS-AP Viettel Group, VN

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:13 /9:12 /10:40 /11:102 /12:293
/13:584 /14:1187 /15:1945 /16:13528 /17:8326 /18:13861
/19:25845 /20:42465 /21:51406 /22:106450 /23:90910 /24:496778
/25:1400 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 6933 7756 TTNET, TR
12479 5350 6393 UNI2-AS, ES
11492 3807 4753 CABLEONE, US
6327 3165 3358 SHAW, CA
7155 3118 4030 VIASAT-SP-BACKBONE, US
8151 3057 8484 Uninet S.A. de C.V., MX
22773 2955 3914 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2744 3280 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2218 2533 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1879 2:1111 3:105 4:19 5:3556 6:63
7:5 8:1506 9:1 11:36 12:1748 13:360
14:2302 15:73 16:15 17:317 18:93 20:128
22:188 23:4622 24:2400 25:2 27:2497 29:19
31:2309 32:113 34:2 35:40 36:1303 37:3759
38:2062 39:608 40:161 41:3846 42:924 43:2118
44:237 45:14937 46:3699 47:320 49:1609 50:1753
51:92 52:1211 54:218 55:737 56:8 57:57
58:1728 59:1200 60:887 61:2390 62:2194 63:1961
64:5283 65:2383 66:5143 67:2869 68:1152 69:4048
70:1397 71:689 72:3180 74:2580 75:1483 76:682
77:2026 78:3675 79:2445 80:1864 81:1632 82:1342
83:1119 84:1256 85:3343 86:707 87:1775 88:2701
89:3024 90:430 91:7298 92:1741 93:2538 94:3089
95:4409 96:1256 97:345 98:984 99:970 100:90
101:1047 102:1362 103:25811 104:3702 105:436 106:728
107:2239 108:707 109:3994 110:2011 111:2942 112:1973
113:1616 114:1465 115:1874 116:1894 117:2307 118:2339
119:1884 120:1105 121:1083 122:2266 123:2213 124:1574
125:2094 128:1364 129:955 130:834 131:2035 132:761
133:355 134:1604 135:289 136:745 137:921 138:2300
139:1186 140:742 141:1186 142:1118 143:1260 144:1254
145:331 146:1392 147:1296 148:2210 149:1446 150:799
151:1080 152:1553 153:394 154:2315 155:1330 156:1487
157:1171 158:926 159:2018 160:2089 161:1129 162:3272
163:974 164:1498 165:1332 166:593 167:1776 168:3573
169:664 170:4251 171:767 172:2124 173:2935 174:969
175:1087 176:3110 177:4334 178:2894 179:1953 180:2309
181:2553 182:3216 183:1813 184:2412 185:18143 186:4197
187:3170 188:3283 189:2820 190:8861 191:1470 192:10657
193:7986 194:6579 195:4712 196:2901 197:2369 198:6042
199:6028 200:7422 201:5344 202:10598 203:10057 204:4657
205:3331 206:3528 207:3364 208:4008 209:4654 210:4254
211:2192 212:3694 213:3302 214:1220 215:61 216:6180
217:2524 218:1158 219:703 220:2082 221:973 222:978
223:1850

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Apr 16, 2021, 11:02 AM
Post #12 of 33 (2071 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 17 Apr, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 856506
Prefixes after maximum aggregation (per Origin AS): 324269
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 406158
Total ASes present in the Internet Routing Table: 71094
Prefixes per ASN: 12.05
Origin-only ASes present in the Internet Routing Table: 61156
Origin ASes announcing only one prefix: 25289
Transit ASes present in the Internet Routing Table: 9938
Transit-only ASes present in the Internet Routing Table: 311
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 38
Max AS path prepend of ASN ( 37385) 33
Prefixes from unregistered ASNs in the Routing Table: 1009
Number of instances of unregistered ASNs: 1016
Number of 32-bit ASNs allocated by the RIRs: 35730
Number of 32-bit ASNs visible in the Routing Table: 29751
Prefixes from 32-bit ASNs in the Routing Table: 138298
Number of bogon 32-bit ASNs visible in the Routing Table: 22
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 522
Number of addresses announced to Internet: 2948654208
Equivalent to 175 /8s, 192 /16s and 228 /24s
Percentage of available address space announced: 79.6
Percentage of allocated address space announced: 79.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 290756

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 226747
Total APNIC prefixes after maximum aggregation: 65533
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 222874
Unique aggregates announced from the APNIC address blocks: 89504
APNIC Region origin ASes present in the Internet Routing Table: 11485
APNIC Prefixes per ASN: 19.41
APNIC Region origin ASes announcing only one prefix: 3285
APNIC Region transit ASes present in the Internet Routing Table: 1637
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6646
Number of APNIC addresses announced to Internet: 771967232
Equivalent to 46 /8s, 3 /16s and 73 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 245811
Total ARIN prefixes after maximum aggregation: 112965
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 246236
Unique aggregates announced from the ARIN address blocks: 117767
ARIN Region origin ASes present in the Internet Routing Table: 18794
ARIN Prefixes per ASN: 13.10
ARIN Region origin ASes announcing only one prefix: 6828
ARIN Region transit ASes present in the Internet Routing Table: 1937
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 30
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3828
Number of ARIN addresses announced to Internet: 1181045760
Equivalent to 70 /8s, 101 /16s and 84 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 244219
Total RIPE prefixes after maximum aggregation: 113807
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 240165
Unique aggregates announced from the RIPE address blocks: 141357
RIPE Region origin ASes present in the Internet Routing Table: 27886
RIPE Prefixes per ASN: 8.61
RIPE Region origin ASes announcing only one prefix: 11977
RIPE Region transit ASes present in the Internet Routing Table: 3881
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 38
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10121
Number of RIPE addresses announced to Internet: 711148416
Equivalent to 42 /8s, 99 /16s and 67 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112880
Total LACNIC prefixes after maximum aggregation: 26286
LACNIC Deaggregation factor: 4.29
Prefixes being announced from the LACNIC address blocks: 114025
Unique aggregates announced from the LACNIC address blocks: 47055
LACNIC Region origin ASes present in the Internet Routing Table: 10744
LACNIC Prefixes per ASN: 10.61
LACNIC Region origin ASes announcing only one prefix: 2705
LACNIC Region transit ASes present in the Internet Routing Table: 2026
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 33
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8358
Number of LACNIC addresses announced to Internet: 176329728
Equivalent to 10 /8s, 130 /16s and 148 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25839
Total AfriNIC prefixes after maximum aggregation: 4925
AfriNIC Deaggregation factor: 5.25
Prefixes being announced from the AfriNIC address blocks: 32684
Unique aggregates announced from the AfriNIC address blocks: 10000
AfriNIC Region origin ASes present in the Internet Routing Table: 1453
AfriNIC Prefixes per ASN: 22.49
AfriNIC Region origin ASes announcing only one prefix: 494
AfriNIC Region transit ASes present in the Internet Routing Table: 292
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 798
Number of AfriNIC addresses announced to Internet: 107735808
Equivalent to 6 /8s, 107 /16s and 235 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 6292 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5732 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4740 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3524 1022 55 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3477 1330 21 VIETEL-AS-AP Viettel Group, VN
45899 2899 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2433 11104 565 KIXS-AS-KR Korea Telecom, KR
9498 2328 473 234 BBIL-AP BHARTI Airtel Ltd., IN
4755 2116 441 190 TATACOMM-AS TATA Communications formerl
45090 2099 1197 72 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 4983 9329 2237 AMAZON-02, US
11492 4747 315 716 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3918 3005 247 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3389 1758 2415 AKAMAI-AS, US
6327 3359 1317 70 SHAW, CA
30036 2562 374 93 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2528 5053 486 CENTURYLINK-US-LEGACY-QWEST, US
5650 2343 2996 1636 FRONTIER-FRTR, US
5972 2224 450 782 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7790 1044 3499 TTNET, TR
12479 6436 1724 143 UNI2-AS, ES
20940 3573 3347 204 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3248 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2905 2284 899 ROSTELECOM-AS, RU
9009 2390 246 1288 M247, GB
34984 2215 357 587 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1577 883 575 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8499 3473 572 Uninet S.A. de C.V., MX
10620 3409 526 607 Telmex Colombia S.A., CO
11830 2493 369 62 Instituto Costarricense de Electricidad
7303 1897 2063 73 Telecom Argentina S.A., AR
13999 1663 447 430 Mega Cable, S.A. de C.V., MX
6503 1443 311 475 Axtel, S.A.B. de C.V., MX
28573 1390 2274 223 CLARO S.A., BR
3816 1224 640 150 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1128 377 39 Telefonica del Peru S.A.A., PE
11664 1003 212 401 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1585 393 22 LINKdotNET-AS, EG
24835 1443 486 27 RAYA-AS, EG
36992 1200 1537 176 ETISALAT-MISR, EG
36903 1188 529 109 MT-MPLS, MA
29571 728 68 11 ORANGE-COTE-IVOIRE, CI
6713 548 1863 34 IAM-AS, MA
36935 514 522 40 Vodafone-, EG
37342 487 32 1 MOVITEL, MZ
15399 476 47 17 WANANCHI-, KE
23889 439 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8499 3473 572 Uninet S.A. de C.V., MX
47331 7790 1044 3499 TTNET, TR
12479 6436 1724 143 UNI2-AS, ES
9808 6292 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5732 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 4983 9329 2237 AMAZON-02, US
11492 4747 315 716 CABLEONE, US
4538 4740 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3918 3005 247 ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6436 6293 UNI2-AS, ES
9808 6292 6237 CMNET-GD Guangdong Mobile Communication Co.Ltd.
7545 5732 5058 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4740 4666 ERX-CERNET-BKB China Education and Research Net
47331 7790 4291 TTNET, TR
11492 4747 4031 CABLEONE, US
7155 4030 3998 VIASAT-SP-BACKBONE, US
22773 3918 3671 ASN-CXA-ALL-CCI-22773-RDC, US
7713 3524 3469 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
7552 3477 3456 VIETEL-AS-AP Viettel Group, VN

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
211471 UNALLOCATED 5.59.76.0/24 33932 EVERYWAN-AS everyWAN, ES
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 397881 STINGERS, US
Transit: 398481 REDMERCURY, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:12 /9:12 /10:40 /11:102 /12:296
/13:585 /14:1192 /15:1950 /16:13550 /17:8359 /18:13875
/19:25829 /20:42484 /21:51436 /22:106580 /23:91139 /24:497665
/25:1400 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 6970 7790 TTNET, TR
12479 5388 6436 UNI2-AS, ES
11492 3801 4747 CABLEONE, US
6327 3166 3359 SHAW, CA
7155 3118 4030 VIASAT-SP-BACKBONE, US
8151 3068 8499 Uninet S.A. de C.V., MX
22773 2951 3918 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2712 3248 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2238 2562 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1878 2:1106 3:110 4:19 5:3557 6:64
7:5 8:1511 9:1 11:36 12:1749 13:359
14:2301 15:74 16:15 17:320 18:93 20:128
22:188 23:4648 24:2396 25:2 27:2505 29:19
31:2326 32:113 34:2 35:40 36:1309 37:3763
38:2067 39:610 40:161 41:3849 42:925 43:2126
44:238 45:14914 46:3664 47:319 49:1597 50:1766
51:92 52:1217 54:220 55:758 56:8 57:57
58:1726 59:1200 60:888 61:2396 62:2217 63:1960
64:5300 65:2385 66:5153 67:2871 68:1151 69:4058
70:1398 71:689 72:3181 74:2591 75:1483 76:686
77:2031 78:3696 79:2423 80:1865 81:1652 82:1345
83:1121 84:1264 85:3354 86:705 87:1774 88:2705
89:3014 90:433 91:7324 92:1744 93:2539 94:3101
95:4433 96:1259 97:345 98:986 99:969 100:90
101:1048 102:1368 103:25945 104:3716 105:435 106:730
107:2245 108:710 109:3986 110:2000 111:2942 112:1968
113:1622 114:1460 115:1886 116:1899 117:2303 118:2344
119:1898 120:1105 121:1079 122:2266 123:2217 124:1573
125:2088 128:1367 129:956 130:838 131:2043 132:756
133:355 134:1614 135:295 136:749 137:925 138:2304
139:1182 140:737 141:1189 142:1152 143:1254 144:1257
145:330 146:1395 147:1300 148:2212 149:1416 150:807
151:1079 152:1551 153:394 154:2342 155:1320 156:1487
157:1169 158:919 159:2042 160:2102 161:1125 162:3289
163:976 164:1501 165:1344 166:596 167:1778 168:3576
169:669 170:4254 171:764 172:2129 173:2939 174:986
175:1091 176:3114 177:4366 178:2896 179:1939 180:2317
181:2584 182:3220 183:1836 184:2415 185:18153 186:4214
187:3215 188:3299 189:2850 190:8887 191:1431 192:10665
193:7995 194:6583 195:4727 196:2883 197:2370 198:6049
199:6020 200:7392 201:5356 202:10601 203:10077 204:4647
205:3348 206:3541 207:3366 208:4009 209:4654 210:4252
211:2197 212:3695 213:3343 214:1225 215:61 216:6174
217:2530 218:1159 219:708 220:2081 221:973 222:971
223:1859

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Apr 23, 2021, 11:02 AM
Post #13 of 33 (2065 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 24 Apr, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 857293
Prefixes after maximum aggregation (per Origin AS): 324456
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 406443
Total ASes present in the Internet Routing Table: 71149
Prefixes per ASN: 12.05
Origin-only ASes present in the Internet Routing Table: 61197
Origin ASes announcing only one prefix: 25304
Transit ASes present in the Internet Routing Table: 9952
Transit-only ASes present in the Internet Routing Table: 318
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 38
Max AS path prepend of ASN ( 37385) 33
Prefixes from unregistered ASNs in the Routing Table: 1013
Number of instances of unregistered ASNs: 1024
Number of 32-bit ASNs allocated by the RIRs: 35805
Number of 32-bit ASNs visible in the Routing Table: 29816
Prefixes from 32-bit ASNs in the Routing Table: 138622
Number of bogon 32-bit ASNs visible in the Routing Table: 26
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 497
Number of addresses announced to Internet: 3031282560
Equivalent to 180 /8s, 173 /16s and 179 /24s
Percentage of available address space announced: 81.9
Percentage of allocated address space announced: 81.9
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 291090

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 226990
Total APNIC prefixes after maximum aggregation: 65614
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 223063
Unique aggregates announced from the APNIC address blocks: 89596
APNIC Region origin ASes present in the Internet Routing Table: 11532
APNIC Prefixes per ASN: 19.34
APNIC Region origin ASes announcing only one prefix: 3302
APNIC Region transit ASes present in the Internet Routing Table: 1622
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6680
Number of APNIC addresses announced to Internet: 771997952
Equivalent to 46 /8s, 3 /16s and 193 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 246095
Total ARIN prefixes after maximum aggregation: 113015
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 246524
Unique aggregates announced from the ARIN address blocks: 117903
ARIN Region origin ASes present in the Internet Routing Table: 18782
ARIN Prefixes per ASN: 13.13
ARIN Region origin ASes announcing only one prefix: 6813
ARIN Region transit ASes present in the Internet Routing Table: 1950
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 29
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3832
Number of ARIN addresses announced to Internet: 1264127744
Equivalent to 75 /8s, 89 /16s and 15 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 244552
Total RIPE prefixes after maximum aggregation: 113812
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 240539
Unique aggregates announced from the RIPE address blocks: 141455
RIPE Region origin ASes present in the Internet Routing Table: 27905
RIPE Prefixes per ASN: 8.62
RIPE Region origin ASes announcing only one prefix: 11992
RIPE Region transit ASes present in the Internet Routing Table: 3888
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 38
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10142
Number of RIPE addresses announced to Internet: 711050880
Equivalent to 42 /8s, 97 /16s and 198 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112705
Total LACNIC prefixes after maximum aggregation: 26332
LACNIC Deaggregation factor: 4.28
Prefixes being announced from the LACNIC address blocks: 113867
Unique aggregates announced from the LACNIC address blocks: 46980
LACNIC Region origin ASes present in the Internet Routing Table: 10738
LACNIC Prefixes per ASN: 10.60
LACNIC Region origin ASes announcing only one prefix: 2702
LACNIC Region transit ASes present in the Internet Routing Table: 2025
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 33
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8361
Number of LACNIC addresses announced to Internet: 176082944
Equivalent to 10 /8s, 126 /16s and 208 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25937
Total AfriNIC prefixes after maximum aggregation: 4937
AfriNIC Deaggregation factor: 5.25
Prefixes being announced from the AfriNIC address blocks: 32803
Unique aggregates announced from the AfriNIC address blocks: 10059
AfriNIC Region origin ASes present in the Internet Routing Table: 1457
AfriNIC Prefixes per ASN: 22.51
AfriNIC Region origin ASes announcing only one prefix: 495
AfriNIC Region transit ASes present in the Internet Routing Table: 297
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 801
Number of AfriNIC addresses announced to Internet: 107602432
Equivalent to 6 /8s, 105 /16s and 226 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 6346 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5732 783 669 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4754 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3523 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3482 1330 20 VIETEL-AS-AP Viettel Group, VN
45899 2901 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2434 11104 565 KIXS-AS-KR Korea Telecom, KR
9498 2336 481 236 BBIL-AP BHARTI Airtel Ltd., IN
4755 2119 441 191 TATACOMM-AS TATA Communications formerl
45090 2098 1197 72 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5030 9345 2242 AMAZON-02, US
11492 4752 315 712 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3935 3005 249 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3430 1767 2427 AKAMAI-AS, US
6327 3360 1317 69 SHAW, CA
30036 2559 373 127 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2531 5037 484 CENTURYLINK-US-LEGACY-QWEST, US
5650 2345 2997 1640 FRONTIER-FRTR, US
5972 2231 451 784 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7796 1045 3498 TTNET, TR
12479 6489 1725 144 UNI2-AS, ES
20940 3579 3347 204 AKAMAI-ASN1, NL
8551 3351 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
39891 3266 187 22 ALJAWWALSTC-AS, SA
12389 2908 2284 898 ROSTELECOM-AS, RU
9009 2413 247 1290 M247, GB
34984 2216 357 586 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1580 883 574 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8518 3474 575 Uninet S.A. de C.V., MX
10620 3412 526 615 Telmex Colombia S.A., CO
11830 2494 369 62 Instituto Costarricense de Electricidad
7303 1899 2063 72 Telecom Argentina S.A., AR
13999 1672 447 424 Mega Cable, S.A. de C.V., MX
6503 1443 311 475 Axtel, S.A.B. de C.V., MX
28573 1386 2276 224 CLARO S.A., BR
3816 1229 644 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1130 377 39 Telefonica del Peru S.A.A., PE
11664 1002 212 400 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1586 393 22 LINKdotNET-AS, EG
24835 1443 486 27 RAYA-AS, EG
36992 1202 1537 176 ETISALAT-MISR, EG
36903 1181 536 114 MT-MPLS, MA
29571 731 68 11 ORANGE-COTE-IVOIRE, CI
6713 549 1863 34 IAM-AS, MA
36935 517 522 40 Vodafone-, EG
37342 487 32 1 MOVITEL, MZ
15399 483 48 24 WANANCHI-, KE
23889 439 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8518 3474 575 Uninet S.A. de C.V., MX
47331 7796 1045 3498 TTNET, TR
12479 6489 1725 144 UNI2-AS, ES
9808 6346 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5732 783 669 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5030 9345 2242 AMAZON-02, US
4538 4754 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4752 315 712 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3935 3005 249 ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6489 6345 UNI2-AS, ES
9808 6346 6291 CMNET-GD Guangdong Mobile Communication Co.Ltd.
7545 5732 5063 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4754 4680 ERX-CERNET-BKB China Education and Research Net
47331 7796 4298 TTNET, TR
11492 4752 4040 CABLEONE, US
7155 4030 3998 VIASAT-SP-BACKBONE, US
22773 3935 3686 ASN-CXA-ALL-CCI-22773-RDC, US
7713 3523 3467 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
7552 3482 3462 VIETEL-AS-AP Viettel Group, VN

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 398481 REDMERCURY, US
Transit: 209319 IPV6ROUTING, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:13 /10:41 /11:103 /12:297
/13:586 /14:1193 /15:1947 /16:13532 /17:8334 /18:13883
/19:25773 /20:42564 /21:51465 /22:106771 /23:91238 /24:498129
/25:1408 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 6976 7796 TTNET, TR
12479 5442 6489 UNI2-AS, ES
11492 3803 4752 CABLEONE, US
6327 3168 3360 SHAW, CA
7155 3118 4030 VIASAT-SP-BACKBONE, US
8151 3084 8518 Uninet S.A. de C.V., MX
22773 2964 3935 ASN-CXA-ALL-CCI-22773-RDC, US
8551 2815 3351 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
39891 2801 3266 ALJAWWALSTC-AS, SA
30036 2234 2559 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1882 2:1107 3:111 4:19 5:3527 6:65
7:5 8:1502 9:1 11:36 12:1748 13:362
14:2303 15:76 16:15 17:320 18:93 20:128
22:188 23:4654 24:2386 25:2 27:2524 29:19
31:2326 32:113 34:2 35:40 36:1318 37:3762
38:2068 39:610 40:160 41:3863 42:926 43:2118
44:239 45:14968 46:3704 47:319 49:1615 50:1773
51:92 52:1236 54:223 55:755 56:8 57:58
58:1716 59:1206 60:889 61:2365 62:2224 63:1959
64:5286 65:2382 66:5159 67:2860 68:1154 69:4075
70:1399 71:690 72:3182 74:2587 75:1486 76:685
77:2031 78:3697 79:2490 80:1867 81:1651 82:1361
83:1122 84:1271 85:3381 86:708 87:1781 88:2698
89:3009 90:443 91:7316 92:1750 93:2539 94:3111
95:4438 96:1268 97:345 98:990 99:969 100:92
101:1052 102:1409 103:25991 104:3739 105:435 106:725
107:2256 108:707 109:4026 110:2007 111:2940 112:1970
113:1622 114:1468 115:1891 116:1901 117:2313 118:2331
119:1900 120:1103 121:1079 122:2266 123:2209 124:1571
125:2082 128:1365 129:965 130:848 131:2036 132:753
133:356 134:1595 135:290 136:746 137:923 138:2296
139:1175 140:735 141:1190 142:1154 143:1265 144:1261
145:331 146:1412 147:1308 148:2213 149:1411 150:806
151:1079 152:1548 153:394 154:2387 155:1318 156:1495
157:1178 158:916 159:2041 160:2117 161:1142 162:3291
163:983 164:1504 165:1389 166:594 167:1772 168:3567
169:681 170:4172 171:765 172:2140 173:2946 174:988
175:1084 176:3115 177:4335 178:2899 179:1969 180:2321
181:2591 182:3207 183:1857 184:2426 185:18182 186:4203
187:3188 188:3299 189:2847 190:8848 191:1370 192:10670
193:8021 194:6592 195:4724 196:2881 197:2380 198:6057
199:6026 200:7410 201:5334 202:10571 203:10089 204:4657
205:3335 206:3557 207:3348 208:4018 209:4662 210:4236
211:2190 212:3678 213:3339 214:1229 215:61 216:6185
217:2539 218:1161 219:709 220:2089 221:977 222:965
223:1863

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Apr 30, 2021, 11:02 AM
Post #14 of 33 (2045 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 01 May, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 857706
Prefixes after maximum aggregation (per Origin AS): 324495
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 407244
Total ASes present in the Internet Routing Table: 71169
Prefixes per ASN: 12.05
Origin-only ASes present in the Internet Routing Table: 61198
Origin ASes announcing only one prefix: 25266
Transit ASes present in the Internet Routing Table: 9971
Transit-only ASes present in the Internet Routing Table: 314
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 38
Max AS path prepend of ASN ( 37385) 33
Prefixes from unregistered ASNs in the Routing Table: 1058
Number of instances of unregistered ASNs: 1065
Number of 32-bit ASNs allocated by the RIRs: 35885
Number of 32-bit ASNs visible in the Routing Table: 29866
Prefixes from 32-bit ASNs in the Routing Table: 139106
Number of bogon 32-bit ASNs visible in the Routing Table: 24
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 584
Number of addresses announced to Internet: 3031167104
Equivalent to 180 /8s, 171 /16s and 240 /24s
Percentage of available address space announced: 81.9
Percentage of allocated address space announced: 81.9
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 291034

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 226664
Total APNIC prefixes after maximum aggregation: 65431
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 222811
Unique aggregates announced from the APNIC address blocks: 89728
APNIC Region origin ASes present in the Internet Routing Table: 11550
APNIC Prefixes per ASN: 19.29
APNIC Region origin ASes announcing only one prefix: 3306
APNIC Region transit ASes present in the Internet Routing Table: 1631
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 31
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6706
Number of APNIC addresses announced to Internet: 772731136
Equivalent to 46 /8s, 14 /16s and 241 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-143673
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 246824
Total ARIN prefixes after maximum aggregation: 113053
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 247249
Unique aggregates announced from the ARIN address blocks: 117945
ARIN Region origin ASes present in the Internet Routing Table: 18784
ARIN Prefixes per ASN: 13.16
ARIN Region origin ASes announcing only one prefix: 6807
ARIN Region transit ASes present in the Internet Routing Table: 1946
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 30
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3837
Number of ARIN addresses announced to Internet: 1263470848
Equivalent to 75 /8s, 79 /16s and 9 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 244439
Total RIPE prefixes after maximum aggregation: 113954
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 240409
Unique aggregates announced from the RIPE address blocks: 141609
RIPE Region origin ASes present in the Internet Routing Table: 27893
RIPE Prefixes per ASN: 8.62
RIPE Region origin ASes announcing only one prefix: 11960
RIPE Region transit ASes present in the Internet Routing Table: 3884
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10144
Number of RIPE addresses announced to Internet: 711052928
Equivalent to 42 /8s, 97 /16s and 206 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112824
Total LACNIC prefixes after maximum aggregation: 26370
LACNIC Deaggregation factor: 4.28
Prefixes being announced from the LACNIC address blocks: 113923
Unique aggregates announced from the LACNIC address blocks: 46956
LACNIC Region origin ASes present in the Internet Routing Table: 10757
LACNIC Prefixes per ASN: 10.59
LACNIC Region origin ASes announcing only one prefix: 2700
LACNIC Region transit ASes present in the Internet Routing Table: 2046
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8378
Number of LACNIC addresses announced to Internet: 176418304
Equivalent to 10 /8s, 131 /16s and 238 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25896
Total AfriNIC prefixes after maximum aggregation: 4931
AfriNIC Deaggregation factor: 5.25
Prefixes being announced from the AfriNIC address blocks: 32730
Unique aggregates announced from the AfriNIC address blocks: 10479
AfriNIC Region origin ASes present in the Internet Routing Table: 1451
AfriNIC Prefixes per ASN: 22.56
AfriNIC Region origin ASes announcing only one prefix: 493
AfriNIC Region transit ASes present in the Internet Routing Table: 299
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 801
Number of AfriNIC addresses announced to Internet: 107045632
Equivalent to 6 /8s, 97 /16s and 99 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 6348 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5724 782 671 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4763 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3494 1022 58 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3492 1330 20 VIETEL-AS-AP Viettel Group, VN
45899 2804 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2427 11104 563 KIXS-AS-KR Korea Telecom, KR
9498 2338 481 237 BBIL-AP BHARTI Airtel Ltd., IN
4755 2120 441 191 TATACOMM-AS TATA Communications formerl
45090 2097 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5053 9361 2230 AMAZON-02, US
11492 4777 316 640 CABLEONE, US
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3927 3006 245 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3478 1794 2446 AKAMAI-AS, US
6327 3359 1317 68 SHAW, CA
30036 2562 373 130 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2532 5037 483 CENTURYLINK-US-LEGACY-QWEST, US
5650 2298 2989 1606 FRONTIER-FRTR, US
5972 2233 452 781 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7794 1046 3497 TTNET, TR
12479 6566 1725 145 UNI2-AS, ES
20940 3599 3347 204 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3248 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2914 2284 898 ROSTELECOM-AS, RU
9009 2419 247 1297 M247, GB
34984 2216 357 586 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1586 885 582 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8535 3476 577 Uninet S.A. de C.V., MX
10620 3417 527 609 Telmex Colombia S.A., CO
11830 2494 369 62 Instituto Costarricense de Electricidad
7303 1970 2058 69 Telecom Argentina S.A., AR
13999 1685 447 429 Mega Cable, S.A. de C.V., MX
6503 1445 311 477 Axtel, S.A.B. de C.V., MX
28573 1374 2280 225 CLARO S.A., BR
3816 1229 644 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1131 377 39 Telefonica del Peru S.A.A., PE
11664 1002 210 400 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1586 393 22 LINKdotNET-AS, EG
24835 1445 494 28 RAYA-AS, EG
36992 1185 1473 176 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 731 68 11 ORANGE-COTE-IVOIRE, CI
6713 594 1863 34 IAM-AS, MA
36935 521 522 40 Vodafone-, EG
37342 487 32 1 MOVITEL, MZ
15399 474 48 24 WANANCHI-, KE
23889 439 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8535 3476 577 Uninet S.A. de C.V., MX
47331 7794 1046 3497 TTNET, TR
12479 6566 1725 145 UNI2-AS, ES
9808 6348 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5724 782 671 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5053 9361 2230 AMAZON-02, US
11492 4777 316 640 CABLEONE, US
4538 4763 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4030 264 32 VIASAT-SP-BACKBONE, US
22773 3927 3006 245 ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6566 6421 UNI2-AS, ES
9808 6348 6293 CMNET-GD Guangdong Mobile Communication Co.Ltd.
7545 5724 5053 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4763 4689 ERX-CERNET-BKB China Education and Research Net
47331 7794 4297 TTNET, TR
11492 4777 4137 CABLEONE, US
7155 4030 3998 VIASAT-SP-BACKBONE, US
22773 3927 3682 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3492 3472 VIETEL-AS-AP Viettel Group, VN
7713 3494 3436 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US
3577 UNALLOCATED 12.19.197.0/24 209 CENTURYLINK-US-LEGACY-QWEST,

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 398481 REDMERCURY, US
Transit: 209319 IPV6ROUTING, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:13 /10:41 /11:103 /12:297
/13:586 /14:1193 /15:2001 /16:13501 /17:8335 /18:13881
/19:25802 /20:42489 /21:51438 /22:106854 /23:91355 /24:498401
/25:1400 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 6972 7794 TTNET, TR
12479 5518 6566 UNI2-AS, ES
11492 3823 4777 CABLEONE, US
6327 3168 3359 SHAW, CA
7155 3118 4030 VIASAT-SP-BACKBONE, US
8151 3100 8535 Uninet S.A. de C.V., MX
22773 2962 3927 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2713 3248 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2233 2562 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1884 2:1210 3:122 4:19 5:3535 6:65
7:5 8:1521 9:1 11:164 12:1752 13:358
14:2280 15:75 16:15 17:322 18:93 20:128
21:1 22:188 23:4684 24:2397 25:2 27:2517
29:19 31:2336 32:113 34:2 35:39 36:1320
37:3767 38:2073 39:613 40:159 41:3872 42:927
43:2117 44:240 45:14999 46:3664 47:320 49:1602
50:1772 51:92 52:1237 54:223 55:774 56:8
57:58 58:1715 59:1201 60:895 61:2339 62:2236
63:1959 64:5321 65:2387 66:5151 67:2887 68:1156
69:4082 70:1399 71:687 72:3185 74:2591 75:1486
76:687 77:2023 78:3692 79:2413 80:1875 81:1643
82:1360 83:1126 84:1274 85:3387 86:706 87:1797
88:2699 89:2990 90:448 91:7320 92:1755 93:2520
94:3109 95:4443 96:1277 97:346 98:990 99:971
100:91 101:1049 102:1404 103:26044 104:3744 105:436
106:725 107:2267 108:713 109:4004 110:2007 111:2957
112:1961 113:1537 114:1455 115:1893 116:1894 117:2315
118:2337 119:1874 120:1113 121:1064 122:2273 123:2206
124:1572 125:2062 128:1203 129:1094 130:851 131:2022
132:752 133:356 134:1597 135:290 136:749 137:924
138:2296 139:1169 140:725 141:1189 142:1163 143:1270
144:1262 145:330 146:1414 147:1306 148:2211 149:1410
150:810 151:1075 152:1560 153:394 154:2413 155:1326
156:1495 157:1177 158:917 159:2041 160:2112 161:1148
162:3289 163:988 164:1512 165:1383 166:595 167:1777
168:3593 169:683 170:4268 171:771 172:2160 173:2955
174:992 175:1085 176:3125 177:4296 178:2894 179:1941
180:2267 181:2594 182:3211 183:1844 184:2428 185:18189
186:4205 187:3175 188:3300 189:2854 190:8821 191:1367
192:10682 193:8052 194:6596 195:4728 196:2887 197:2383
198:6054 199:6029 200:7400 201:5327 202:10571 203:10110
204:4658 205:3332 206:3560 207:3370 208:4014 209:4666
210:4261 211:2197 212:3684 213:3349 214:1227 215:61
216:6179 217:2540 218:1163 219:710 220:2084 221:961
222:880 223:1864

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
May 7, 2021, 11:02 AM
Post #15 of 33 (2019 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 08 May, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 857788
Prefixes after maximum aggregation (per Origin AS): 324705
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 407262
Total ASes present in the Internet Routing Table: 71214
Prefixes per ASN: 12.05
Origin-only ASes present in the Internet Routing Table: 61232
Origin ASes announcing only one prefix: 25265
Transit ASes present in the Internet Routing Table: 9982
Transit-only ASes present in the Internet Routing Table: 323
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 31
Max AS path prepend of ASN (206999) 29
Prefixes from unregistered ASNs in the Routing Table: 1076
Number of instances of unregistered ASNs: 1083
Number of 32-bit ASNs allocated by the RIRs: 35977
Number of 32-bit ASNs visible in the Routing Table: 29920
Prefixes from 32-bit ASNs in the Routing Table: 139163
Number of bogon 32-bit ASNs visible in the Routing Table: 24
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 567
Number of addresses announced to Internet: 3030129536
Equivalent to 180 /8s, 156 /16s and 27 /24s
Percentage of available address space announced: 81.8
Percentage of allocated address space announced: 81.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 290936

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 226816
Total APNIC prefixes after maximum aggregation: 65462
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 222971
Unique aggregates announced from the APNIC address blocks: 89686
APNIC Region origin ASes present in the Internet Routing Table: 11571
APNIC Prefixes per ASN: 19.27
APNIC Region origin ASes announcing only one prefix: 3319
APNIC Region transit ASes present in the Internet Routing Table: 1639
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 31
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6727
Number of APNIC addresses announced to Internet: 772779264
Equivalent to 46 /8s, 15 /16s and 173 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 247094
Total ARIN prefixes after maximum aggregation: 113150
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 247473
Unique aggregates announced from the ARIN address blocks: 118039
ARIN Region origin ASes present in the Internet Routing Table: 18804
ARIN Prefixes per ASN: 13.16
ARIN Region origin ASes announcing only one prefix: 6805
ARIN Region transit ASes present in the Internet Routing Table: 1941
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 30
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3858
Number of ARIN addresses announced to Internet: 1263454208
Equivalent to 75 /8s, 78 /16s and 200 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 244357
Total RIPE prefixes after maximum aggregation: 114021
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 240348
Unique aggregates announced from the RIPE address blocks: 141608
RIPE Region origin ASes present in the Internet Routing Table: 27896
RIPE Prefixes per ASN: 8.62
RIPE Region origin ASes announcing only one prefix: 11961
RIPE Region transit ASes present in the Internet Routing Table: 3892
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10157
Number of RIPE addresses announced to Internet: 710176128
Equivalent to 42 /8s, 84 /16s and 109 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 112598
Total LACNIC prefixes after maximum aggregation: 26389
LACNIC Deaggregation factor: 4.27
Prefixes being announced from the LACNIC address blocks: 113721
Unique aggregates announced from the LACNIC address blocks: 46926
LACNIC Region origin ASes present in the Internet Routing Table: 10746
LACNIC Prefixes per ASN: 10.58
LACNIC Region origin ASes announcing only one prefix: 2685
LACNIC Region transit ASes present in the Internet Routing Table: 2032
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8375
Number of LACNIC addresses announced to Internet: 176254208
Equivalent to 10 /8s, 129 /16s and 109 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25846
Total AfriNIC prefixes after maximum aggregation: 4926
AfriNIC Deaggregation factor: 5.25
Prefixes being announced from the AfriNIC address blocks: 32708
Unique aggregates announced from the AfriNIC address blocks: 10493
AfriNIC Region origin ASes present in the Internet Routing Table: 1454
AfriNIC Prefixes per ASN: 22.50
AfriNIC Region origin ASes announcing only one prefix: 495
AfriNIC Region transit ASes present in the Internet Routing Table: 302
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 803
Number of AfriNIC addresses announced to Internet: 107021568
Equivalent to 6 /8s, 97 /16s and 5 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 6324 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5761 782 671 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4762 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3520 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3498 1330 20 VIETEL-AS-AP Viettel Group, VN
45899 2804 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2428 11104 562 KIXS-AS-KR Korea Telecom, KR
9498 2339 481 237 BBIL-AP BHARTI Airtel Ltd., IN
4755 2124 441 192 TATACOMM-AS TATA Communications formerl
45090 2097 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5077 9369 2238 AMAZON-02, US
11492 4773 316 611 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3930 2998 245 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3453 1776 2428 AKAMAI-AS, US
6327 3358 1317 68 SHAW, CA
30036 2557 372 159 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2535 5037 485 CENTURYLINK-US-LEGACY-QWEST, US
5650 2251 2986 1570 FRONTIER-FRTR, US
5972 2231 451 777 DNIC-ASBLK-05800-06055, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7782 1044 3503 TTNET, TR
12479 6576 1725 146 UNI2-AS, ES
20940 3600 3347 204 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3091 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2905 2281 890 ROSTELECOM-AS, RU
9009 2420 247 1297 M247, GB
34984 2218 357 588 TELLCOM-AS, TR
13188 1610 100 31 TRIOLAN, UA
58224 1591 886 579 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8557 3476 579 Uninet S.A. de C.V., MX
10620 3419 526 617 Telmex Colombia S.A., CO
11830 2492 369 62 Instituto Costarricense de Electricidad
7303 1690 2058 68 Telecom Argentina S.A., AR
13999 1684 432 441 Mega Cable, S.A. de C.V., MX
6503 1444 311 476 Axtel, S.A.B. de C.V., MX
28573 1393 2280 224 CLARO S.A., BR
3816 1233 648 150 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1128 377 38 Telefonica del Peru S.A.A., PE
11664 1003 210 401 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1590 393 22 LINKdotNET-AS, EG
24835 1445 494 28 RAYA-AS, EG
36992 1195 1473 176 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 731 68 11 ORANGE-COTE-IVOIRE, CI
6713 593 1863 34 IAM-AS, MA
36935 516 522 40 Vodafone-, EG
37342 487 32 1 MOVITEL, MZ
15399 483 48 22 WANANCHI-, KE
23889 439 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8557 3476 579 Uninet S.A. de C.V., MX
47331 7782 1044 3503 TTNET, TR
12479 6576 1725 146 UNI2-AS, ES
9808 6324 8996 55 CMNET-GD Guangdong Mobile Communication
7545 5761 782 671 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5077 9369 2238 AMAZON-02, US
11492 4773 316 611 CABLEONE, US
4538 4762 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3930 2998 245 ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
12479 6576 6430 UNI2-AS, ES
9808 6324 6269 CMNET-GD Guangdong Mobile Communication Co.Ltd.
7545 5761 5090 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4762 4688 ERX-CERNET-BKB China Education and Research Net
47331 7782 4279 TTNET, TR
11492 4773 4162 CABLEONE, US
7155 4027 3995 VIASAT-SP-BACKBONE, US
22773 3930 3685 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3498 3478 VIETEL-AS-AP Viettel Group, VN
7713 3520 3464 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US
3577 UNALLOCATED 12.19.197.0/24 209 CENTURYLINK-US-LEGACY-QWEST,

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 398481 REDMERCURY, US
Transit: 209319 IPV6ROUTING, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:13 /10:41 /11:103 /12:297
/13:587 /14:1192 /15:2001 /16:13498 /17:8339 /18:13892
/19:25788 /20:42463 /21:51348 /22:106915 /23:91408 /24:498478
/25:1409 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 6963 7782 TTNET, TR
12479 5527 6576 UNI2-AS, ES
11492 3818 4773 CABLEONE, US
6327 3167 3358 SHAW, CA
8151 3120 8557 Uninet S.A. de C.V., MX
7155 3115 4027 VIASAT-SP-BACKBONE, US
22773 2968 3930 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2556 3091 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2228 2557 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1884 2:1195 3:122 4:19 5:3531 6:65
7:5 8:1522 9:1 11:164 12:1753 13:361
14:2291 15:75 16:15 17:325 18:93 20:128
21:1 22:188 23:4709 24:2403 25:2 27:2523
29:19 31:2322 32:111 34:2 35:40 36:1323
37:3770 38:2082 39:611 40:160 41:3822 42:928
43:2115 44:248 45:14912 46:3701 47:320 49:1609
50:1777 51:100 52:1239 54:224 55:771 56:8
57:57 58:1716 59:1201 60:904 61:2339 62:2251
63:1959 64:5331 65:2384 66:5119 67:2894 68:1152
69:4087 70:1386 71:688 72:3178 74:2587 75:1486
76:687 77:2020 78:3705 79:2230 80:1862 81:1630
82:1362 83:1125 84:1277 85:3408 86:711 87:1796
88:2699 89:2986 90:453 91:7320 92:1751 93:2516
94:3115 95:4433 96:1280 97:347 98:993 99:970
100:92 101:1042 102:1408 103:26034 104:3745 105:435
106:726 107:2266 108:719 109:4028 110:2015 111:2960
112:1962 113:1539 114:1457 115:1905 116:1893 117:2312
118:2340 119:1882 120:1124 121:1065 122:2273 123:2218
124:1570 125:2072 128:1225 129:1228 130:854 131:2026
132:757 133:360 134:1607 135:290 136:682 137:928
138:2295 139:1166 140:734 141:1191 142:1164 143:1290
144:1264 145:329 146:1416 147:1308 148:2210 149:1407
150:811 151:1070 152:1557 153:395 154:2419 155:1335
156:1495 157:1176 158:914 159:2039 160:2120 161:1160
162:3293 163:989 164:1517 165:1383 166:595 167:1766
168:3579 169:683 170:4272 171:768 172:2171 173:2947
174:993 175:1077 176:3141 177:4293 178:2892 179:1924
180:2269 181:2610 182:3209 183:1843 184:2424 185:18202
186:4179 187:3166 188:3281 189:2874 190:8849 191:1399
192:10693 193:8064 194:6595 195:4734 196:2883 197:2378
198:6064 199:6031 200:7395 201:5336 202:10568 203:10112
204:4655 205:3344 206:3546 207:3388 208:4027 209:4698
210:4266 211:2198 212:3677 213:3328 214:1222 215:61
216:6188 217:2507 218:1163 219:708 220:2086 221:961
222:880 223:1846

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
May 14, 2021, 11:02 AM
Post #16 of 33 (2004 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 15 May, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 851970
Prefixes after maximum aggregation (per Origin AS): 321487
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 407186
Total ASes present in the Internet Routing Table: 71239
Prefixes per ASN: 11.96
Origin-only ASes present in the Internet Routing Table: 61261
Origin ASes announcing only one prefix: 25251
Transit ASes present in the Internet Routing Table: 9978
Transit-only ASes present in the Internet Routing Table: 314
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 38
Max AS path prepend of ASN ( 37385) 33
Prefixes from unregistered ASNs in the Routing Table: 1233
Number of instances of unregistered ASNs: 1240
Number of 32-bit ASNs allocated by the RIRs: 36004
Number of 32-bit ASNs visible in the Routing Table: 29962
Prefixes from 32-bit ASNs in the Routing Table: 139452
Number of bogon 32-bit ASNs visible in the Routing Table: 24
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 710
Number of addresses announced to Internet: 3040375168
Equivalent to 181 /8s, 56 /16s and 113 /24s
Percentage of available address space announced: 82.1
Percentage of allocated address space announced: 82.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 284089

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 229147
Total APNIC prefixes after maximum aggregation: 65476
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 225282
Unique aggregates announced from the APNIC address blocks: 89780
APNIC Region origin ASes present in the Internet Routing Table: 11588
APNIC Prefixes per ASN: 19.44
APNIC Region origin ASes announcing only one prefix: 3319
APNIC Region transit ASes present in the Internet Routing Table: 1632
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6741
Number of APNIC addresses announced to Internet: 774067200
Equivalent to 46 /8s, 35 /16s and 84 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 247299
Total ARIN prefixes after maximum aggregation: 113170
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 247651
Unique aggregates announced from the ARIN address blocks: 117566
ARIN Region origin ASes present in the Internet Routing Table: 18789
ARIN Prefixes per ASN: 13.18
ARIN Region origin ASes announcing only one prefix: 6795
ARIN Region transit ASes present in the Internet Routing Table: 1935
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 30
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3865
Number of ARIN addresses announced to Internet: 1271955712
Equivalent to 75 /8s, 208 /16s and 129 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 236896
Total RIPE prefixes after maximum aggregation: 110655
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 232910
Unique aggregates announced from the RIPE address blocks: 141809
RIPE Region origin ASes present in the Internet Routing Table: 27907
RIPE Prefixes per ASN: 8.35
RIPE Region origin ASes announcing only one prefix: 11976
RIPE Region transit ASes present in the Internet Routing Table: 3892
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10165
Number of RIPE addresses announced to Internet: 710280576
Equivalent to 42 /8s, 86 /16s and 5 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 111451
Total LACNIC prefixes after maximum aggregation: 26439
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 112554
Unique aggregates announced from the LACNIC address blocks: 47054
LACNIC Region origin ASes present in the Internet Routing Table: 10737
LACNIC Prefixes per ASN: 10.48
LACNIC Region origin ASes announcing only one prefix: 2669
LACNIC Region transit ASes present in the Internet Routing Table: 2037
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8386
Number of LACNIC addresses announced to Internet: 176161280
Equivalent to 10 /8s, 128 /16s and 2 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25943
Total AfriNIC prefixes after maximum aggregation: 4944
AfriNIC Deaggregation factor: 5.25
Prefixes being announced from the AfriNIC address blocks: 32863
Unique aggregates announced from the AfriNIC address blocks: 10439
AfriNIC Region origin ASes present in the Internet Routing Table: 1459
AfriNIC Prefixes per ASN: 22.52
AfriNIC Region origin ASes announcing only one prefix: 492
AfriNIC Region transit ASes present in the Internet Routing Table: 301
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 805
Number of AfriNIC addresses announced to Internet: 107426560
Equivalent to 6 /8s, 103 /16s and 51 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 7824 8995 52 CMNET-GD Guangdong Mobile Communication
7545 5767 782 671 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4762 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3520 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3484 1330 20 VIETEL-AS-AP Viettel Group, VN
45899 2806 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2418 11104 563 KIXS-AS-KR Korea Telecom, KR
9498 2341 482 242 BBIL-AP BHARTI Airtel Ltd., IN
4755 2127 441 192 TATACOMM-AS TATA Communications formerl
45090 2121 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5137 9377 2263 AMAZON-02, US
11492 4778 316 592 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3923 2998 246 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3448 1772 2426 AKAMAI-AS, US
6327 3358 1317 68 SHAW, CA
30036 2565 373 135 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2528 5037 485 CENTURYLINK-US-LEGACY-QWEST, US
5972 2236 451 778 DNIC-ASBLK-05800-06055, US
20115 2171 2929 509 CHARTER-20115, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
12479 6640 1725 146 UNI2-AS, ES
20940 3596 3347 202 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3107 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2902 2281 890 ROSTELECOM-AS, RU
9009 2435 250 1306 M247, GB
34984 2221 357 588 TELLCOM-AS, TR
13188 1607 100 37 TRIOLAN, UA
58224 1597 886 579 TCI, IR
61317 1530 283 776 ASDETUK http://www.heficed.com, GB

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8573 3480 572 Uninet S.A. de C.V., MX
10620 3422 526 613 Telmex Colombia S.A., CO
11830 2492 369 62 Instituto Costarricense de Electricidad
13999 1710 434 441 Mega Cable, S.A. de C.V., MX
6503 1445 311 477 Axtel, S.A.B. de C.V., MX
28573 1403 2281 225 CLARO S.A., BR
3816 1233 648 150 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1121 377 38 Telefonica del Peru S.A.A., PE
11664 1004 210 406 Techtel LMDS Comunicaciones Interactiva
11172 973 112 72 Alestra, S. de R.L. de C.V., MX

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1590 393 22 LINKdotNET-AS, EG
24835 1452 494 28 RAYA-AS, EG
36992 1194 1472 179 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 731 68 11 ORANGE-COTE-IVOIRE, CI
6713 592 1863 34 IAM-AS, MA
36935 524 522 40 Vodafone-, EG
37342 487 32 1 MOVITEL, MZ
15399 482 48 22 WANANCHI-, KE
23889 439 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8573 3480 572 Uninet S.A. de C.V., MX
9808 7824 8995 52 CMNET-GD Guangdong Mobile Communication
12479 6640 1725 146 UNI2-AS, ES
7545 5767 782 671 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5137 9377 2263 AMAZON-02, US
11492 4778 316 592 CABLEONE, US
4538 4762 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3923 2998 246 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3596 3347 202 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
9808 7824 7772 CMNET-GD Guangdong Mobile Communication Co.Ltd.
12479 6640 6494 UNI2-AS, ES
7545 5767 5096 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4762 4688 ERX-CERNET-BKB China Education and Research Net
11492 4778 4186 CABLEONE, US
7155 4027 3995 VIASAT-SP-BACKBONE, US
22773 3923 3677 ASN-CXA-ALL-CCI-22773-RDC, US
7713 3520 3464 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
7552 3484 3464 VIETEL-AS-AP Viettel Group, VN
20940 3596 3394 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 398481 REDMERCURY, US
Transit: 209319 IPV6ROUTING, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 6939 HURRICANE, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:13 /10:41 /11:103 /12:306
/13:589 /14:1191 /15:1998 /16:13482 /17:8311 /18:13918
/19:25748 /20:42230 /21:50133 /22:106695 /23:90968 /24:494820
/25:1408 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
12479 5596 6640 UNI2-AS, ES
11492 3822 4778 CABLEONE, US
6327 3167 3358 SHAW, CA
8151 3129 8573 Uninet S.A. de C.V., MX
7155 3115 4027 VIASAT-SP-BACKBONE, US
22773 2960 3923 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2572 3107 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2232 2565 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1916 2492 Instituto Costarricense de Electricidad y Telec

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1882 2:1197 3:122 4:19 5:3547 6:65
7:5 8:1524 9:1 11:164 12:1744 13:363
14:2295 15:76 16:15 17:322 18:93 20:128
21:1 22:188 23:4712 24:2416 25:2 27:2520
29:19 31:2315 32:111 34:2 35:39 36:1560
37:3771 38:2089 39:623 40:159 41:3841 42:935
43:2109 44:249 45:14956 46:3703 47:319 49:1611
50:1778 51:100 52:1254 54:224 55:750 56:8
57:54 58:1704 59:1202 60:918 61:2332 62:2270
63:1964 64:5345 65:2380 66:5088 67:2900 68:1162
69:4088 70:1383 71:682 72:3171 74:2590 75:1487
76:686 77:2005 78:1693 79:2258 80:1863 81:1503
82:1374 83:1126 84:1274 85:2720 86:713 87:1800
88:960 89:2979 90:463 91:7310 92:1756 93:2513
94:3110 95:3506 96:1281 97:347 98:995 99:971
100:92 101:1034 102:1419 103:26025 104:3732 105:436
106:728 107:2270 108:719 109:4012 110:1995 111:3183
112:1978 113:1534 114:1459 115:1909 116:1890 117:2362
118:2346 119:1884 120:1473 121:1064 122:2272 123:2217
124:1585 125:2061 128:1252 129:1241 130:851 131:2034
132:755 133:360 134:1615 135:294 136:743 137:929
138:2320 139:1173 140:731 141:1185 142:1192 143:1282
144:1258 145:329 146:1415 147:1309 148:2214 149:1414
150:814 151:1074 152:1548 153:399 154:2467 155:1326
156:1497 157:1176 158:911 159:2043 160:2127 161:1163
162:3300 163:993 164:1523 165:1395 166:595 167:1774
168:3598 169:684 170:4271 171:770 172:2332 173:2948
174:993 175:1086 176:3134 177:4351 178:2901 179:1924
180:2267 181:2617 182:3207 183:2050 184:2420 185:18235
186:4197 187:3106 188:3293 189:2888 190:8868 191:1416
192:10682 193:8097 194:6604 195:4722 196:2878 197:2387
198:6064 199:6020 200:7421 201:5330 202:10581 203:10108
204:4644 205:3334 206:3535 207:3384 208:4010 209:4654
210:4261 211:2241 212:3684 213:3364 214:1211 215:62
216:6181 217:2511 218:1211 219:710 220:2073 221:986
222:880 223:1882

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
May 21, 2021, 11:02 AM
Post #17 of 33 (1986 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 22 May, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 852994
Prefixes after maximum aggregation (per Origin AS): 321766
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 408191
Total ASes present in the Internet Routing Table: 71301
Prefixes per ASN: 11.96
Origin-only ASes present in the Internet Routing Table: 61330
Origin ASes announcing only one prefix: 25315
Transit ASes present in the Internet Routing Table: 9971
Transit-only ASes present in the Internet Routing Table: 310
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 38
Max AS path prepend of ASN ( 37385) 33
Prefixes from unregistered ASNs in the Routing Table: 1167
Number of instances of unregistered ASNs: 1172
Number of 32-bit ASNs allocated by the RIRs: 36084
Number of 32-bit ASNs visible in the Routing Table: 30022
Prefixes from 32-bit ASNs in the Routing Table: 139678
Number of bogon 32-bit ASNs visible in the Routing Table: 22
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 647
Number of addresses announced to Internet: 3039623808
Equivalent to 181 /8s, 44 /16s and 250 /24s
Percentage of available address space announced: 82.1
Percentage of allocated address space announced: 82.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 284362

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 229410
Total APNIC prefixes after maximum aggregation: 65589
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 225463
Unique aggregates announced from the APNIC address blocks: 90076
APNIC Region origin ASes present in the Internet Routing Table: 11607
APNIC Prefixes per ASN: 19.42
APNIC Region origin ASes announcing only one prefix: 3324
APNIC Region transit ASes present in the Internet Routing Table: 1631
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 31
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6761
Number of APNIC addresses announced to Internet: 773922304
Equivalent to 46 /8s, 33 /16s and 30 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 247633
Total ARIN prefixes after maximum aggregation: 113176
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 248026
Unique aggregates announced from the ARIN address blocks: 118149
ARIN Region origin ASes present in the Internet Routing Table: 18811
ARIN Prefixes per ASN: 13.19
ARIN Region origin ASes announcing only one prefix: 6809
ARIN Region transit ASes present in the Internet Routing Table: 1943
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3879
Number of ARIN addresses announced to Internet: 1271316992
Equivalent to 75 /8s, 198 /16s and 194 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 237595
Total RIPE prefixes after maximum aggregation: 110779
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 233575
Unique aggregates announced from the RIPE address blocks: 141918
RIPE Region origin ASes present in the Internet Routing Table: 27930
RIPE Prefixes per ASN: 8.36
RIPE Region origin ASes announcing only one prefix: 11985
RIPE Region transit ASes present in the Internet Routing Table: 3890
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10187
Number of RIPE addresses announced to Internet: 710306944
Equivalent to 42 /8s, 86 /16s and 108 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 111183
Total LACNIC prefixes after maximum aggregation: 26481
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 112298
Unique aggregates announced from the LACNIC address blocks: 47061
LACNIC Region origin ASes present in the Internet Routing Table: 10745
LACNIC Prefixes per ASN: 10.45
LACNIC Region origin ASes announcing only one prefix: 2697
LACNIC Region transit ASes present in the Internet Routing Table: 2030
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8384
Number of LACNIC addresses announced to Internet: 176203520
Equivalent to 10 /8s, 128 /16s and 167 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 26005
Total AfriNIC prefixes after maximum aggregation: 4964
AfriNIC Deaggregation factor: 5.24
Prefixes being announced from the AfriNIC address blocks: 32985
Unique aggregates announced from the AfriNIC address blocks: 10484
AfriNIC Region origin ASes present in the Internet Routing Table: 1468
AfriNIC Prefixes per ASN: 22.47
AfriNIC Region origin ASes announcing only one prefix: 500
AfriNIC Region transit ASes present in the Internet Routing Table: 305
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 811
Number of AfriNIC addresses announced to Internet: 107411200
Equivalent to 6 /8s, 102 /16s and 247 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 7866 8995 52 CMNET-GD Guangdong Mobile Communication
7545 5790 783 669 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4753 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3522 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3505 1330 20 VIETEL-AS-AP Viettel Group, VN
45899 2808 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2426 11104 562 KIXS-AS-KR Korea Telecom, KR
9498 2341 482 241 BBIL-AP BHARTI Airtel Ltd., IN
4755 2127 441 192 TATACOMM-AS TATA Communications formerl
45090 2116 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5218 9380 2271 AMAZON-02, US
11492 4806 318 586 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3938 3002 247 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3448 1769 2425 AKAMAI-AS, US
6327 3360 1317 68 SHAW, CA
30036 2570 373 127 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2524 5035 480 CENTURYLINK-US-LEGACY-QWEST, US
5972 2242 452 779 DNIC-ASBLK-05800-06055, US
20115 2170 2928 508 CHARTER-20115, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
12479 6639 1725 146 UNI2-AS, ES
20940 3604 3347 202 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3097 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2917 2281 892 ROSTELECOM-AS, RU
9009 2427 253 1304 M247, GB
34984 2203 355 591 TELLCOM-AS, TR
13188 1609 100 31 TRIOLAN, UA
58224 1600 886 579 TCI, IR
61317 1548 284 785 ASDETUK http://www.heficed.com, GB

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8601 3483 571 Uninet S.A. de C.V., MX
10620 3422 526 613 Telmex Colombia S.A., CO
11830 2494 369 62 Instituto Costarricense de Electricidad
13999 1725 434 444 Mega Cable, S.A. de C.V., MX
6503 1450 311 476 Axtel, S.A.B. de C.V., MX
28573 1381 2282 226 CLARO S.A., BR
3816 1233 648 150 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1120 377 38 Telefonica del Peru S.A.A., PE
11664 998 208 419 Techtel LMDS Comunicaciones Interactiva
11172 964 111 69 Alestra, S. de R.L. de C.V., MX

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1591 393 22 LINKdotNET-AS, EG
24835 1452 494 28 RAYA-AS, EG
36992 1196 1473 176 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 731 68 11 ORANGE-COTE-IVOIRE, CI
6713 613 1863 34 IAM-AS, MA
36935 526 522 40 Vodafone-, EG
37342 487 32 1 MOVITEL, MZ
15399 481 48 24 WANANCHI-, KE
23889 439 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8601 3483 571 Uninet S.A. de C.V., MX
9808 7866 8995 52 CMNET-GD Guangdong Mobile Communication
12479 6639 1725 146 UNI2-AS, ES
7545 5790 783 669 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5218 9380 2271 AMAZON-02, US
11492 4806 318 586 CABLEONE, US
4538 4753 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3938 3002 247 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3604 3347 202 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
9808 7866 7814 CMNET-GD Guangdong Mobile Communication Co.Ltd.
12479 6639 6493 UNI2-AS, ES
7545 5790 5121 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4753 4679 ERX-CERNET-BKB China Education and Research Net
11492 4806 4220 CABLEONE, US
7155 4027 3995 VIASAT-SP-BACKBONE, US
22773 3938 3691 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3505 3485 VIETEL-AS-AP Viettel Group, VN
7713 3522 3466 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
20940 3604 3402 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
5.181.53.0/24 Origin: 48402 VIOUSLY, FR
Transit: 8218 NEO-ASN legacy Neotelecoms, FR
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 398481 REDMERCURY, US
Transit: 209319 IPV6ROUTING, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 6939 HURRICANE, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:13 /10:41 /11:102 /12:306
/13:587 /14:1190 /15:1996 /16:13482 /17:8331 /18:13927
/19:25796 /20:42259 /21:50247 /22:106775 /23:91043 /24:495481
/25:1402 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
12479 5596 6639 UNI2-AS, ES
11492 3835 4806 CABLEONE, US
6327 3167 3360 SHAW, CA
8151 3152 8601 Uninet S.A. de C.V., MX
7155 3115 4027 VIASAT-SP-BACKBONE, US
22773 2967 3938 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2562 3097 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2237 2570 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1917 2494 Instituto Costarricense de Electricidad y Telec

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1890 2:1195 3:128 4:20 5:3563 6:66
7:5 8:1529 9:1 11:164 12:1743 13:364
14:2309 15:75 16:15 17:323 18:107 20:128
21:1 22:188 23:4744 24:2425 25:2 27:2524
29:19 31:2317 32:113 34:16 35:45 36:1561
37:3773 38:2142 39:624 40:159 41:3864 42:939
43:2104 44:253 45:14910 46:3698 47:319 49:1613
50:1784 51:100 52:1278 54:240 55:756 56:7
57:54 58:1708 59:1202 60:919 61:2318 62:2267
63:1969 64:5332 65:2381 66:5020 67:2901 68:1166
69:4062 70:1384 71:681 72:3164 74:2594 75:1488
76:691 77:2002 78:1694 79:2257 80:1873 81:1503
82:1374 83:1132 84:1276 85:2684 86:707 87:1820
88:968 89:3006 90:466 91:7320 92:1770 93:2531
94:3123 95:3518 96:1282 97:345 98:996 99:970
100:94 101:1037 102:1429 103:26087 104:3745 105:434
106:720 107:2275 108:716 109:4018 110:2005 111:3177
112:1981 113:1540 114:1459 115:1911 116:1889 117:2375
118:2345 119:1886 120:1468 121:1064 122:2274 123:2209
124:1591 125:2061 128:1261 129:1261 130:859 131:2032
132:754 133:356 134:1620 135:294 136:742 137:931
138:2314 139:1169 140:732 141:1182 142:1193 143:1294
144:1261 145:329 146:1410 147:1317 148:2196 149:1429
150:812 151:1073 152:1549 153:410 154:2456 155:1328
156:1510 157:1180 158:912 159:2043 160:2316 161:1165
162:3296 163:997 164:1519 165:1393 166:603 167:1771
168:3616 169:686 170:4263 171:770 172:2369 173:2954
174:995 175:1082 176:3153 177:4343 178:2906 179:1931
180:2264 181:2619 182:3205 183:2065 184:2420 185:18239
186:4208 187:3103 188:3293 189:2897 190:8854 191:1419
192:10676 193:8114 194:6613 195:4720 196:2886 197:2393
198:6081 199:6022 200:7411 201:5270 202:10588 203:10109
204:4644 205:3318 206:3527 207:3376 208:4014 209:4691
210:4242 211:2239 212:3688 213:3361 214:1217 215:62
216:6186 217:2518 218:1209 219:707 220:2079 221:981
222:881 223:1884

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
May 28, 2021, 11:02 AM
Post #18 of 33 (1958 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 29 May, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 853329
Prefixes after maximum aggregation (per Origin AS): 322118
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 405311
Total ASes present in the Internet Routing Table: 71355
Prefixes per ASN: 11.96
Origin-only ASes present in the Internet Routing Table: 61388
Origin ASes announcing only one prefix: 25323
Transit ASes present in the Internet Routing Table: 9967
Transit-only ASes present in the Internet Routing Table: 312
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 54
Max AS path prepend of ASN ( 48366) 51
Prefixes from unregistered ASNs in the Routing Table: 1133
Number of instances of unregistered ASNs: 1140
Number of 32-bit ASNs allocated by the RIRs: 36145
Number of 32-bit ASNs visible in the Routing Table: 30084
Prefixes from 32-bit ASNs in the Routing Table: 140026
Number of bogon 32-bit ASNs visible in the Routing Table: 30
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 595
Number of addresses announced to Internet: 3041760128
Equivalent to 181 /8s, 77 /16s and 147 /24s
Percentage of available address space announced: 82.2
Percentage of allocated address space announced: 82.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 284524

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 229593
Total APNIC prefixes after maximum aggregation: 65601
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 225586
Unique aggregates announced from the APNIC address blocks: 90126
APNIC Region origin ASes present in the Internet Routing Table: 11616
APNIC Prefixes per ASN: 19.42
APNIC Region origin ASes announcing only one prefix: 3343
APNIC Region transit ASes present in the Internet Routing Table: 1632
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 31
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6771
Number of APNIC addresses announced to Internet: 774737152
Equivalent to 46 /8s, 45 /16s and 141 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 248089
Total ARIN prefixes after maximum aggregation: 113510
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 248325
Unique aggregates announced from the ARIN address blocks: 118205
ARIN Region origin ASes present in the Internet Routing Table: 18821
ARIN Prefixes per ASN: 13.19
ARIN Region origin ASes announcing only one prefix: 6811
ARIN Region transit ASes present in the Internet Routing Table: 1946
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3893
Number of ARIN addresses announced to Internet: 1271146496
Equivalent to 75 /8s, 196 /16s and 40 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 237900
Total RIPE prefixes after maximum aggregation: 110883
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 234017
Unique aggregates announced from the RIPE address blocks: 138911
RIPE Region origin ASes present in the Internet Routing Table: 27948
RIPE Prefixes per ASN: 8.37
RIPE Region origin ASes announcing only one prefix: 11994
RIPE Region transit ASes present in the Internet Routing Table: 3890
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 54
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10203
Number of RIPE addresses announced to Internet: 711878272
Equivalent to 42 /8s, 110 /16s and 102 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 110698
Total LACNIC prefixes after maximum aggregation: 26404
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 111849
Unique aggregates announced from the LACNIC address blocks: 47070
LACNIC Region origin ASes present in the Internet Routing Table: 10767
LACNIC Prefixes per ASN: 10.39
LACNIC Region origin ASes announcing only one prefix: 2681
LACNIC Region transit ASes present in the Internet Routing Table: 2030
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8409
Number of LACNIC addresses announced to Internet: 176222976
Equivalent to 10 /8s, 128 /16s and 243 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25915
Total AfriNIC prefixes after maximum aggregation: 4960
AfriNIC Deaggregation factor: 5.22
Prefixes being announced from the AfriNIC address blocks: 32957
Unique aggregates announced from the AfriNIC address blocks: 10527
AfriNIC Region origin ASes present in the Internet Routing Table: 1465
AfriNIC Prefixes per ASN: 22.50
AfriNIC Region origin ASes announcing only one prefix: 494
AfriNIC Region transit ASes present in the Internet Routing Table: 300
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 808
Number of AfriNIC addresses announced to Internet: 107337216
Equivalent to 6 /8s, 101 /16s and 214 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 7860 8995 48 CMNET-GD Guangdong Mobile Communication
7545 5776 783 673 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4761 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3520 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3513 1330 20 VIETEL-AS-AP Viettel Group, VN
45899 2810 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2424 11104 562 KIXS-AS-KR Korea Telecom, KR
9498 2338 482 241 BBIL-AP BHARTI Airtel Ltd., IN
4755 2127 441 192 TATACOMM-AS TATA Communications formerl
45090 2116 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5224 9378 2276 AMAZON-02, US
11492 4717 312 726 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3932 3001 240 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3457 1770 2425 AKAMAI-AS, US
6327 3360 1317 68 SHAW, CA
30036 2566 372 160 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2517 5035 480 CENTURYLINK-US-LEGACY-QWEST, US
5972 2234 451 788 DNIC-ASBLK-05800-06055, US
20115 2170 2928 508 CHARTER-20115, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
12479 6673 1725 146 UNI2-AS, ES
20940 3614 3347 202 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3062 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2917 2281 892 ROSTELECOM-AS, RU
9009 2428 253 1305 M247, GB
34984 2200 355 590 TELLCOM-AS, TR
13188 1609 100 31 TRIOLAN, UA
58224 1594 886 572 TCI, IR
61317 1541 282 784 ASDETUK http://www.heficed.com, GB

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8617 3483 571 Uninet S.A. de C.V., MX
10620 3422 526 613 Telmex Colombia S.A., CO
11830 2498 369 62 Instituto Costarricense de Electricidad
13999 1722 433 456 Mega Cable, S.A. de C.V., MX
6503 1450 311 476 Axtel, S.A.B. de C.V., MX
28573 1381 2282 227 CLARO S.A., BR
3816 1233 648 150 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1113 374 31 Telefonica del Peru S.A.A., PE
11664 1003 208 417 Techtel LMDS Comunicaciones Interactiva
11172 963 111 69 Alestra, S. de R.L. de C.V., MX

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1592 393 22 LINKdotNET-AS, EG
24835 1454 498 30 RAYA-AS, EG
36992 1240 1473 176 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 729 68 11 ORANGE-COTE-IVOIRE, CI
6713 613 1863 34 IAM-AS, MA
36935 528 522 40 Vodafone-, EG
37342 484 32 1 MOVITEL, MZ
15399 482 48 23 WANANCHI-, KE
36914 410 82 3 KENET-AS, KE

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8617 3483 571 Uninet S.A. de C.V., MX
9808 7860 8995 48 CMNET-GD Guangdong Mobile Communication
12479 6673 1725 146 UNI2-AS, ES
7545 5776 783 673 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5224 9378 2276 AMAZON-02, US
4538 4761 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4717 312 726 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3932 3001 240 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3614 3347 202 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
9808 7860 7812 CMNET-GD Guangdong Mobile Communication Co.Ltd.
12479 6673 6527 UNI2-AS, ES
7545 5776 5103 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4761 4687 ERX-CERNET-BKB China Education and Research Net
7155 4027 3995 VIASAT-SP-BACKBONE, US
11492 4717 3991 CABLEONE, US
22773 3932 3692 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3513 3493 VIETEL-AS-AP Viettel Group, VN
7713 3520 3464 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
20940 3614 3412 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 398481 REDMERCURY, US
Transit: 209319 IPV6ROUTING, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 6939 HURRICANE, US
23.249.162.0/24 Origin: 36352 AS-COLOCROSSING, US
Transit: 3257 GTT-BACKBONE GTT, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:17 /9:13 /10:41 /11:102 /12:306
/13:587 /14:1193 /15:1995 /16:13478 /17:8338 /18:13934
/19:25463 /20:42282 /21:50288 /22:106758 /23:91168 /24:495965
/25:1401 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
12479 5626 6673 UNI2-AS, ES
11492 3758 4717 CABLEONE, US
8151 3168 8617 Uninet S.A. de C.V., MX
6327 3167 3360 SHAW, CA
7155 3115 4027 VIASAT-SP-BACKBONE, US
22773 2962 3932 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2527 3062 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2233 2566 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1921 2498 Instituto Costarricense de Electricidad y Telec

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1890 2:1196 3:134 4:23 5:3587 6:74
7:5 8:1527 9:1 11:164 12:1740 13:365
14:2308 15:76 16:15 17:322 18:107 20:128
21:1 22:188 23:4769 24:2418 25:2 27:2533
29:19 31:2287 32:110 34:16 35:45 36:1563
37:3778 38:2142 39:625 40:160 41:3861 42:937
43:2105 44:259 45:14940 46:3710 47:318 49:1611
50:1789 51:100 52:1281 54:236 55:738 56:7
57:52 58:1712 59:1198 60:926 61:2314 62:2278
63:1970 64:5336 65:2398 66:5049 67:2892 68:1169
69:4084 70:1387 71:681 72:3161 74:2603 75:1489
76:693 77:2021 78:1692 79:2261 80:1860 81:1510
82:1368 83:1134 84:1276 85:2676 86:708 87:1814
88:971 89:2983 90:470 91:7361 92:1778 93:2537
94:3120 95:3512 96:1290 97:344 98:999 99:968
100:94 101:1039 102:1435 103:26082 104:3763 105:435
106:782 107:2269 108:715 109:3995 110:1999 111:3182
112:1979 113:1540 114:1461 115:1902 116:1887 117:2364
118:2352 119:1900 120:1485 121:1071 122:2349 123:2205
124:1591 125:2061 128:1252 129:1207 130:860 131:2026
132:747 133:357 134:1612 135:296 136:749 137:928
138:2324 139:1181 140:733 141:1185 142:1193 143:1296
144:1252 145:330 146:1444 147:1329 148:2197 149:1429
150:813 151:1080 152:1550 153:412 154:2496 155:1330
156:1521 157:1176 158:910 159:2031 160:2324 161:1168
162:3302 163:996 164:1529 165:1409 166:604 167:1772
168:3620 169:675 170:4256 171:773 172:2399 173:2958
174:980 175:1083 176:3158 177:4334 178:2906 179:1892
180:2272 181:2634 182:3198 183:2065 184:2414 185:18297
186:4145 187:3083 188:3292 189:2892 190:8872 191:1352
192:10679 193:8161 194:6632 195:4748 196:2865 197:2325
198:6079 199:6021 200:7422 201:5277 202:10547 203:10068
204:4656 205:3359 206:3555 207:3392 208:4010 209:4694
210:4242 211:2243 212:3689 213:3387 214:1216 215:62
216:6259 217:2549 218:1211 219:706 220:2077 221:981
222:876 223:1885

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Jun 4, 2021, 11:03 AM
Post #19 of 33 (1925 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 05 Jun, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 861529
Prefixes after maximum aggregation (per Origin AS): 325860
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 409458
Total ASes present in the Internet Routing Table: 71380
Prefixes per ASN: 12.07
Origin-only ASes present in the Internet Routing Table: 61374
Origin ASes announcing only one prefix: 25347
Transit ASes present in the Internet Routing Table: 10006
Transit-only ASes present in the Internet Routing Table: 318
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 54
Max AS path prepend of ASN ( 48366) 51
Prefixes from unregistered ASNs in the Routing Table: 1039
Number of instances of unregistered ASNs: 1046
Number of 32-bit ASNs allocated by the RIRs: 36221
Number of 32-bit ASNs visible in the Routing Table: 30122
Prefixes from 32-bit ASNs in the Routing Table: 140143
Number of bogon 32-bit ASNs visible in the Routing Table: 29
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 526
Number of addresses announced to Internet: 3040850816
Equivalent to 181 /8s, 63 /16s and 179 /24s
Percentage of available address space announced: 82.1
Percentage of allocated address space announced: 82.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 291740

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 229660
Total APNIC prefixes after maximum aggregation: 65549
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 225654
Unique aggregates announced from the APNIC address blocks: 90093
APNIC Region origin ASes present in the Internet Routing Table: 11612
APNIC Prefixes per ASN: 19.43
APNIC Region origin ASes announcing only one prefix: 3333
APNIC Region transit ASes present in the Internet Routing Table: 1636
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 31
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6773
Number of APNIC addresses announced to Internet: 774887424
Equivalent to 46 /8s, 47 /16s and 216 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 248257
Total ARIN prefixes after maximum aggregation: 113608
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 248329
Unique aggregates announced from the ARIN address blocks: 118437
ARIN Region origin ASes present in the Internet Routing Table: 18819
ARIN Prefixes per ASN: 13.20
ARIN Region origin ASes announcing only one prefix: 6820
ARIN Region transit ASes present in the Internet Routing Table: 1952
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3892
Number of ARIN addresses announced to Internet: 1271333888
Equivalent to 75 /8s, 199 /16s and 4 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 245789
Total RIPE prefixes after maximum aggregation: 114462
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 241970
Unique aggregates announced from the RIPE address blocks: 142620
RIPE Region origin ASes present in the Internet Routing Table: 27963
RIPE Prefixes per ASN: 8.65
RIPE Region origin ASes announcing only one prefix: 12005
RIPE Region transit ASes present in the Internet Routing Table: 3904
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 54
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10220
Number of RIPE addresses announced to Internet: 710559104
Equivalent to 42 /8s, 90 /16s and 69 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 110886
Total LACNIC prefixes after maximum aggregation: 26424
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 112010
Unique aggregates announced from the LACNIC address blocks: 47110
LACNIC Region origin ASes present in the Internet Routing Table: 10770
LACNIC Prefixes per ASN: 10.40
LACNIC Region origin ASes announcing only one prefix: 2681
LACNIC Region transit ASes present in the Internet Routing Table: 2043
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8417
Number of LACNIC addresses announced to Internet: 176250624
Equivalent to 10 /8s, 129 /16s and 95 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25897
Total AfriNIC prefixes after maximum aggregation: 5077
AfriNIC Deaggregation factor: 5.10
Prefixes being announced from the AfriNIC address blocks: 33040
Unique aggregates announced from the AfriNIC address blocks: 10730
AfriNIC Region origin ASes present in the Internet Routing Table: 1478
AfriNIC Prefixes per ASN: 22.35
AfriNIC Region origin ASes announcing only one prefix: 508
AfriNIC Region transit ASes present in the Internet Routing Table: 302
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 820
Number of AfriNIC addresses announced to Internet: 107378432
Equivalent to 6 /8s, 102 /16s and 119 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 7859 8999 55 CMNET-GD Guangdong Mobile Communication
7545 5786 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4761 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3528 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3479 1330 20 VIETEL-AS-AP Viettel Group, VN
45899 2809 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2426 11104 563 KIXS-AS-KR Korea Telecom, KR
9498 2346 482 243 BBIL-AP BHARTI Airtel Ltd., IN
4755 2127 441 192 TATACOMM-AS TATA Communications formerl
45090 2116 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5163 9380 2293 AMAZON-02, US
11492 4741 313 677 CABLEONE, US
7155 4026 264 32 VIASAT-SP-BACKBONE, US
22773 3927 3002 242 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3466 1774 2426 AKAMAI-AS, US
6327 3361 1317 69 SHAW, CA
30036 2582 374 119 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2515 5034 479 CENTURYLINK-US-LEGACY-QWEST, US
5972 2225 450 798 DNIC-ASBLK-05800-06055, US
20115 2171 2929 502 CHARTER-20115, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
47331 7831 1053 3511 TTNET, TR
12479 6710 1725 146 UNI2-AS, ES
20940 3625 3347 201 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 2982 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2919 2283 897 ROSTELECOM-AS, RU
9009 2429 254 1306 M247, GB
34984 2204 355 591 TELLCOM-AS, TR
13188 1609 100 31 TRIOLAN, UA
58224 1598 887 567 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8645 3483 573 Uninet S.A. de C.V., MX
10620 3422 526 613 Telmex Colombia S.A., CO
11830 2501 369 62 Instituto Costarricense de Electricidad
13999 1737 435 455 Mega Cable, S.A. de C.V., MX
6503 1450 311 476 Axtel, S.A.B. de C.V., MX
28573 1395 2283 228 CLARO S.A., BR
3816 1237 649 151 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1113 374 31 Telefonica del Peru S.A.A., PE
11664 1002 207 419 Techtel LMDS Comunicaciones Interactiva
11172 963 111 69 Alestra, S. de R.L. de C.V., MX

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1562 393 22 LINKdotNET-AS, EG
24835 1454 498 30 RAYA-AS, EG
36992 1259 1457 265 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 736 68 11 ORANGE-COTE-IVOIRE, CI
6713 612 1863 34 IAM-AS, MA
36935 528 522 40 Vodafone-, EG
15399 491 48 24 WANANCHI-, KE
37342 484 32 1 MOVITEL, MZ
36914 420 82 3 KENET-AS, KE

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8645 3483 573 Uninet S.A. de C.V., MX
9808 7859 8999 55 CMNET-GD Guangdong Mobile Communication
47331 7831 1053 3511 TTNET, TR
12479 6710 1725 146 UNI2-AS, ES
7545 5786 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5163 9380 2293 AMAZON-02, US
4538 4761 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4741 313 677 CABLEONE, US
7155 4026 264 32 VIASAT-SP-BACKBONE, US
22773 3927 3002 242 ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
9808 7859 7804 CMNET-GD Guangdong Mobile Communication Co.Ltd.
12479 6710 6564 UNI2-AS, ES
7545 5786 5112 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4761 4687 ERX-CERNET-BKB China Education and Research Net
47331 7831 4320 TTNET, TR
11492 4741 4064 CABLEONE, US
7155 4026 3994 VIASAT-SP-BACKBONE, US
22773 3927 3685 ASN-CXA-ALL-CCI-22773-RDC, US
7713 3528 3472 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
7552 3479 3459 VIETEL-AS-AP Viettel Group, VN

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 209319 IPV6ROUTING, US
Transit: 46573 LAYER-HOST, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 6939 HURRICANE, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
41.67.224.0/22 Origin: 15964 CAMNET-AS, CM
Transit: 12956 TELEFONICA TELXIUS, ES

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:13 /10:41 /11:102 /12:306
/13:587 /14:1193 /15:1993 /16:13474 /17:8330 /18:13983
/19:25477 /20:42323 /21:51089 /22:107212 /23:92001 /24:501993
/25:1396 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
47331 6998 7831 TTNET, TR
12479 5659 6710 UNI2-AS, ES
11492 3777 4741 CABLEONE, US
8151 3189 8645 Uninet S.A. de C.V., MX
6327 3167 3361 SHAW, CA
7155 3114 4026 VIASAT-SP-BACKBONE, US
22773 2960 3927 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2447 2982 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2249 2582 MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1887 2:1190 3:131 4:19 5:3602 6:74
7:5 8:1532 9:1 11:164 12:1741 13:363
14:2305 15:78 16:15 17:322 18:93 20:128
21:1 22:188 23:4788 24:2416 25:2 27:2548
29:19 31:2290 32:109 34:1 35:39 36:1579
37:3782 38:2155 39:624 40:159 41:3847 42:937
43:2086 44:260 45:14965 46:3713 47:318 49:1617
50:1789 51:100 52:1245 54:224 55:772 56:12
57:52 58:1708 59:1202 60:927 61:2307 62:2274
63:1970 64:5349 65:2379 66:5039 67:2889 68:1167
69:4088 70:1387 71:681 72:3151 74:2593 75:1489
76:695 77:2021 78:3696 79:2301 80:1858 81:1649
82:1365 83:1133 84:1275 85:3403 86:713 87:1802
88:2699 89:2996 90:484 91:7340 92:1790 93:2538
94:3124 95:4459 96:1297 97:343 98:971 99:968
100:92 101:1045 102:1473 103:26120 104:3753 105:435
106:782 107:2275 108:715 109:3862 110:1994 111:3178
112:1963 113:1540 114:1458 115:1910 116:1880 117:2353
118:2349 119:1897 120:1510 121:1085 122:2492 123:2172
124:1583 125:2068 128:1284 129:1214 130:859 131:2020
132:746 133:360 134:1613 135:300 136:762 137:931
138:2346 139:1180 140:733 141:1181 142:1191 143:1285
144:1249 145:332 146:1456 147:1329 148:2186 149:1441
150:816 151:1073 152:1518 153:413 154:2500 155:1325
156:1561 157:1182 158:910 159:2003 160:2321 161:1165
162:3305 163:989 164:1526 165:1386 166:602 167:1778
168:3622 169:687 170:4266 171:771 172:2415 173:2974
174:995 175:1085 176:3164 177:4344 178:2902 179:1895
180:2273 181:2633 182:3197 183:2070 184:2400 185:18342
186:4206 187:3126 188:3303 189:2934 190:8861 191:1384
192:10684 193:8186 194:6663 195:4780 196:2867 197:2323
198:6070 199:6011 200:7403 201:5279 202:10552 203:10090
204:4654 205:3345 206:3565 207:3394 208:4006 209:4693
210:4245 211:2249 212:3716 213:3392 214:1207 215:61
216:6255 217:2562 218:1212 219:707 220:2060 221:981
222:881 223:1889

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Jun 11, 2021, 11:02 AM
Post #20 of 33 (1909 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 12 Jun, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 854593
Prefixes after maximum aggregation (per Origin AS): 322645
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 409480
Total ASes present in the Internet Routing Table: 71406
Prefixes per ASN: 11.97
Origin-only ASes present in the Internet Routing Table: 61421
Origin ASes announcing only one prefix: 25365
Transit ASes present in the Internet Routing Table: 9985
Transit-only ASes present in the Internet Routing Table: 319
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 54
Max AS path prepend of ASN ( 48366) 51
Prefixes from unregistered ASNs in the Routing Table: 1077
Number of instances of unregistered ASNs: 1084
Number of 32-bit ASNs allocated by the RIRs: 36302
Number of 32-bit ASNs visible in the Routing Table: 30177
Prefixes from 32-bit ASNs in the Routing Table: 140528
Number of bogon 32-bit ASNs visible in the Routing Table: 25
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 568
Number of addresses announced to Internet: 3040471936
Equivalent to 181 /8s, 57 /16s and 235 /24s
Percentage of available address space announced: 82.1
Percentage of allocated address space announced: 82.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 284846

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 230126
Total APNIC prefixes after maximum aggregation: 65630
APNIC Deaggregation factor: 3.51
Prefixes being announced from the APNIC address blocks: 225887
Unique aggregates announced from the APNIC address blocks: 90032
APNIC Region origin ASes present in the Internet Routing Table: 11623
APNIC Prefixes per ASN: 19.43
APNIC Region origin ASes announcing only one prefix: 3330
APNIC Region transit ASes present in the Internet Routing Table: 1646
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6792
Number of APNIC addresses announced to Internet: 774990592
Equivalent to 46 /8s, 49 /16s and 107 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 248453
Total ARIN prefixes after maximum aggregation: 113685
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 248607
Unique aggregates announced from the ARIN address blocks: 118550
ARIN Region origin ASes present in the Internet Routing Table: 18832
ARIN Prefixes per ASN: 13.20
ARIN Region origin ASes announcing only one prefix: 6835
ARIN Region transit ASes present in the Internet Routing Table: 1952
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3919
Number of ARIN addresses announced to Internet: 1271191296
Equivalent to 75 /8s, 196 /16s and 215 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 238151
Total RIPE prefixes after maximum aggregation: 111035
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 234246
Unique aggregates announced from the RIPE address blocks: 142598
RIPE Region origin ASes present in the Internet Routing Table: 27964
RIPE Prefixes per ASN: 8.38
RIPE Region origin ASes announcing only one prefix: 12012
RIPE Region transit ASes present in the Internet Routing Table: 3889
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 54
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10234
Number of RIPE addresses announced to Internet: 710555264
Equivalent to 42 /8s, 90 /16s and 54 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 110934
Total LACNIC prefixes after maximum aggregation: 26451
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 112097
Unique aggregates announced from the LACNIC address blocks: 47048
LACNIC Region origin ASes present in the Internet Routing Table: 10760
LACNIC Prefixes per ASN: 10.42
LACNIC Region origin ASes announcing only one prefix: 2678
LACNIC Region transit ASes present in the Internet Routing Table: 2031
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8407
Number of LACNIC addresses announced to Internet: 175794176
Equivalent to 10 /8s, 122 /16s and 104 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25851
Total AfriNIC prefixes after maximum aggregation: 5097
AfriNIC Deaggregation factor: 5.07
Prefixes being announced from the AfriNIC address blocks: 33188
Unique aggregates announced from the AfriNIC address blocks: 10744
AfriNIC Region origin ASes present in the Internet Routing Table: 1484
AfriNIC Prefixes per ASN: 22.36
AfriNIC Region origin ASes announcing only one prefix: 510
AfriNIC Region transit ASes present in the Internet Routing Table: 301
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 825
Number of AfriNIC addresses announced to Internet: 107354112
Equivalent to 6 /8s, 102 /16s and 24 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 7908 8999 55 CMNET-GD Guangdong Mobile Communication
7545 5794 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4757 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3528 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3516 1330 20 VIETEL-AS-AP Viettel Group, VN
45899 2811 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2430 11104 564 KIXS-AS-KR Korea Telecom, KR
9498 2351 483 246 BBIL-AP BHARTI Airtel Ltd., IN
4755 2129 441 192 TATACOMM-AS TATA Communications formerl
45090 2114 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5167 9384 2297 AMAZON-02, US
11492 4768 314 656 CABLEONE, US
7155 4026 264 32 VIASAT-SP-BACKBONE, US
22773 3932 3002 245 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3469 1776 2425 AKAMAI-AS, US
6327 3361 1317 69 SHAW, CA
30036 2580 372 129 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2537 5034 477 CENTURYLINK-US-LEGACY-QWEST, US
5972 2247 453 785 DNIC-ASBLK-05800-06055, US
20115 2170 2929 502 CHARTER-20115, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
12479 6713 1725 146 UNI2-AS, ES
20940 3652 3347 201 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 2960 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2912 2283 897 ROSTELECOM-AS, RU
9009 2446 257 1313 M247, GB
34984 2205 355 592 TELLCOM-AS, TR
61317 1630 282 786 ASDETUK http://www.heficed.com, GB
13188 1609 100 34 TRIOLAN, UA
58224 1599 887 569 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8627 3411 577 Uninet S.A. de C.V., MX
10620 3422 526 613 Telmex Colombia S.A., CO
11830 2509 369 62 Instituto Costarricense de Electricidad
13999 1745 436 448 Mega Cable, S.A. de C.V., MX
6503 1450 311 476 Axtel, S.A.B. de C.V., MX
28573 1396 2282 230 CLARO S.A., BR
3816 1239 650 151 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1112 374 31 Telefonica del Peru S.A.A., PE
11664 998 207 416 Techtel LMDS Comunicaciones Interactiva
11172 963 111 69 Alestra, S. de R.L. de C.V., MX

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1610 393 22 LINKdotNET-AS, EG
24835 1450 498 30 RAYA-AS, EG
36992 1259 1457 265 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 734 68 11 ORANGE-COTE-IVOIRE, CI
6713 612 1863 34 IAM-AS, MA
36935 526 522 40 Vodafone-, EG
15399 492 48 24 WANANCHI-, KE
37342 484 32 1 MOVITEL, MZ
36914 418 82 3 KENET-AS, KE

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8627 3411 577 Uninet S.A. de C.V., MX
9808 7908 8999 55 CMNET-GD Guangdong Mobile Communication
12479 6713 1725 146 UNI2-AS, ES
7545 5794 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5167 9384 2297 AMAZON-02, US
11492 4768 314 656 CABLEONE, US
4538 4757 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4026 264 32 VIASAT-SP-BACKBONE, US
22773 3932 3002 245 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3652 3347 201 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
9808 7908 7853 CMNET-GD Guangdong Mobile Communication Co.Ltd.
12479 6713 6567 UNI2-AS, ES
7545 5794 5120 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4757 4683 ERX-CERNET-BKB China Education and Research Net
11492 4768 4112 CABLEONE, US
7155 4026 3994 VIASAT-SP-BACKBONE, US
22773 3932 3687 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3516 3496 VIETEL-AS-AP Viettel Group, VN
7713 3528 3472 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
20940 3652 3451 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 209319 IPV6ROUTING, US
Transit: 46573 LAYER-HOST, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 6939 HURRICANE, US
23.181.208.0/24 Origin: 399728 PFNDN, US
Transit: 20473 AS-CHOOPA, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:13 /10:41 /11:102 /12:306
/13:587 /14:1193 /15:1993 /16:13474 /17:8329 /18:13975
/19:25442 /20:42323 /21:50330 /22:106762 /23:91319 /24:496996
/25:1392 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
12479 5668 6713 UNI2-AS, ES
11492 3804 4768 CABLEONE, US
8151 3201 8627 Uninet S.A. de C.V., MX
6327 3167 3361 SHAW, CA
7155 3114 4026 VIASAT-SP-BACKBONE, US
22773 2962 3932 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2425 2960 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2248 2580 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1931 2509 Instituto Costarricense de Electricidad y Telec

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1867 2:1195 3:134 4:19 5:3556 6:74
7:5 8:1538 9:1 11:164 12:1736 13:364
14:2297 15:76 16:15 17:324 18:93 20:128
21:1 22:188 23:4785 24:2427 25:2 27:2555
29:19 31:2292 32:109 34:1 35:41 36:1588
37:3769 38:2163 39:624 40:160 41:3830 42:958
43:2079 44:259 45:15001 46:3713 47:382 49:1619
50:1793 51:100 52:1244 54:218 55:766 56:9
57:52 58:1726 59:1204 60:931 61:2307 62:2277
63:1967 64:5360 65:2379 66:5030 67:2888 68:1164
69:4072 70:1387 71:681 72:3161 74:2592 75:1490
76:698 77:2022 78:1709 79:2279 80:1852 81:1511
82:1370 83:1136 84:1281 85:2695 86:715 87:1800
88:969 89:2999 90:488 91:7339 92:1782 93:2550
94:3129 95:3505 96:1295 97:343 98:972 99:969
100:93 101:1045 102:1477 103:26057 104:3764 105:435
106:786 107:2233 108:716 109:3869 110:2001 111:3183
112:1970 113:1536 114:1490 115:1910 116:1898 117:2349
118:2366 119:1885 120:1518 121:1085 122:2527 123:2171
124:1573 125:2074 128:1314 129:1095 130:862 131:2034
132:748 133:360 134:1614 135:298 136:765 137:931
138:2369 139:1190 140:747 141:1178 142:1200 143:1284
144:1250 145:328 146:1455 147:1337 148:2191 149:1452
150:818 151:1076 152:1519 153:414 154:2655 155:1329
156:1538 157:1185 158:916 159:2005 160:2323 161:1168
162:3317 163:992 164:1510 165:1382 166:606 167:1776
168:3628 169:693 170:4299 171:775 172:2436 173:2972
174:993 175:1085 176:3165 177:4370 178:2923 179:1883
180:2271 181:2642 182:3200 183:2077 184:2415 185:18348
186:4186 187:3133 188:3320 189:2940 190:8832 191:1408
192:10698 193:8193 194:6655 195:4783 196:2871 197:2329
198:6055 199:6022 200:7412 201:5297 202:10561 203:10091
204:4650 205:3354 206:3567 207:3390 208:4004 209:4689
210:4254 211:2262 212:3694 213:3399 214:1217 215:61
216:6253 217:2566 218:1211 219:707 220:2068 221:980
222:881 223:1929

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Jun 18, 2021, 11:02 AM
Post #21 of 33 (1893 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 19 Jun, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 854865
Prefixes after maximum aggregation (per Origin AS): 322720
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 410094
Total ASes present in the Internet Routing Table: 71458
Prefixes per ASN: 11.96
Origin-only ASes present in the Internet Routing Table: 61456
Origin ASes announcing only one prefix: 25403
Transit ASes present in the Internet Routing Table: 10002
Transit-only ASes present in the Internet Routing Table: 321
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 54
Max AS path prepend of ASN ( 48366) 51
Prefixes from unregistered ASNs in the Routing Table: 1081
Number of instances of unregistered ASNs: 1087
Number of 32-bit ASNs allocated by the RIRs: 36367
Number of 32-bit ASNs visible in the Routing Table: 30240
Prefixes from 32-bit ASNs in the Routing Table: 140421
Number of bogon 32-bit ASNs visible in the Routing Table: 24
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 544
Number of addresses announced to Internet: 3040562176
Equivalent to 181 /8s, 59 /16s and 76 /24s
Percentage of available address space announced: 82.1
Percentage of allocated address space announced: 82.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 285145

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 229740
Total APNIC prefixes after maximum aggregation: 65604
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 225492
Unique aggregates announced from the APNIC address blocks: 90146
APNIC Region origin ASes present in the Internet Routing Table: 11650
APNIC Prefixes per ASN: 19.36
APNIC Region origin ASes announcing only one prefix: 3345
APNIC Region transit ASes present in the Internet Routing Table: 1651
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6824
Number of APNIC addresses announced to Internet: 775044224
Equivalent to 46 /8s, 50 /16s and 60 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 248896
Total ARIN prefixes after maximum aggregation: 113772
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 248952
Unique aggregates announced from the ARIN address blocks: 118558
ARIN Region origin ASes present in the Internet Routing Table: 18838
ARIN Prefixes per ASN: 13.22
ARIN Region origin ASes announcing only one prefix: 6832
ARIN Region transit ASes present in the Internet Routing Table: 1953
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3931
Number of ARIN addresses announced to Internet: 1271151360
Equivalent to 75 /8s, 196 /16s and 59 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 238357
Total RIPE prefixes after maximum aggregation: 111116
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 234500
Unique aggregates announced from the RIPE address blocks: 142955
RIPE Region origin ASes present in the Internet Routing Table: 27977
RIPE Prefixes per ASN: 8.38
RIPE Region origin ASes announcing only one prefix: 12029
RIPE Region transit ASes present in the Internet Routing Table: 3890
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 54
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10241
Number of RIPE addresses announced to Internet: 710601856
Equivalent to 42 /8s, 90 /16s and 236 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 111032
Total LACNIC prefixes after maximum aggregation: 26417
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 112189
Unique aggregates announced from the LACNIC address blocks: 47083
LACNIC Region origin ASes present in the Internet Routing Table: 10774
LACNIC Prefixes per ASN: 10.41
LACNIC Region origin ASes announcing only one prefix: 2684
LACNIC Region transit ASes present in the Internet Routing Table: 2048
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8420
Number of LACNIC addresses announced to Internet: 175838208
Equivalent to 10 /8s, 123 /16s and 20 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25758
Total AfriNIC prefixes after maximum aggregation: 5073
AfriNIC Deaggregation factor: 5.08
Prefixes being announced from the AfriNIC address blocks: 33188
Unique aggregates announced from the AfriNIC address blocks: 10868
AfriNIC Region origin ASes present in the Internet Routing Table: 1482
AfriNIC Prefixes per ASN: 22.39
AfriNIC Region origin ASes announcing only one prefix: 513
AfriNIC Region transit ASes present in the Internet Routing Table: 301
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 824
Number of AfriNIC addresses announced to Internet: 107490048
Equivalent to 6 /8s, 104 /16s and 43 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 7564 8999 55 CMNET-GD Guangdong Mobile Communication
7545 5799 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4758 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3529 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3512 1330 20 VIETEL-AS-AP Viettel Group, VN
45899 2812 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2430 11104 564 KIXS-AS-KR Korea Telecom, KR
9498 2353 483 246 BBIL-AP BHARTI Airtel Ltd., IN
45090 2114 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C
4755 2110 437 190 TATACOMM-AS TATA Communications formerl

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5160 9381 2280 AMAZON-02, US
11492 4771 314 654 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3943 3005 252 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3491 1792 2442 AKAMAI-AS, US
6327 3361 1317 69 SHAW, CA
30036 2577 372 134 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2544 5034 477 CENTURYLINK-US-LEGACY-QWEST, US
5972 2251 453 785 DNIC-ASBLK-05800-06055, US
20115 2168 2929 491 CHARTER-20115, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
12479 6728 1721 143 UNI2-AS, ES
20940 3655 3347 205 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3067 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2912 2283 897 ROSTELECOM-AS, RU
9009 2455 258 1319 M247, GB
34984 2205 355 592 TELLCOM-AS, TR
61317 1647 267 801 ASDETUK http://www.heficed.com, GB
13188 1610 100 27 TRIOLAN, UA
58224 1602 887 560 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8633 3417 582 Uninet S.A. de C.V., MX
10620 3414 526 629 Telmex Colombia S.A., CO
11830 2509 369 62 Instituto Costarricense de Electricidad
13999 1741 430 450 Mega Cable, S.A. de C.V., MX
6503 1450 311 476 Axtel, S.A.B. de C.V., MX
28573 1391 2283 231 CLARO S.A., BR
3816 1239 650 151 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1118 374 31 Telefonica del Peru S.A.A., PE
11664 1010 208 420 Techtel LMDS Comunicaciones Interactiva
11172 963 111 69 Alestra, S. de R.L. de C.V., MX

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1632 393 22 LINKdotNET-AS, EG
24835 1430 454 27 RAYA-AS, EG
36992 1304 1489 266 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 746 68 12 ORANGE-COTE-IVOIRE, CI
6713 612 1863 34 IAM-AS, MA
15399 494 49 25 WANANCHI-, KE
37342 484 32 1 MOVITEL, MZ
36914 417 82 3 KENET-AS, KE
36935 378 519 37 Vodafone-, EG

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8633 3417 582 Uninet S.A. de C.V., MX
9808 7564 8999 55 CMNET-GD Guangdong Mobile Communication
12479 6728 1721 143 UNI2-AS, ES
7545 5799 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5160 9381 2280 AMAZON-02, US
11492 4771 314 654 CABLEONE, US
4538 4758 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3943 3005 252 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3655 3347 205 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
9808 7564 7509 CMNET-GD Guangdong Mobile Communication Co.Ltd.
12479 6728 6585 UNI2-AS, ES
7545 5799 5125 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4758 4684 ERX-CERNET-BKB China Education and Research Net
11492 4771 4117 CABLEONE, US
7155 4027 3995 VIASAT-SP-BACKBONE, US
22773 3943 3691 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3512 3492 VIETEL-AS-AP Viettel Group, VN
7713 3529 3473 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
20940 3655 3450 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 209319 IPV6ROUTING, US
Transit: 46573 LAYER-HOST, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 6939 HURRICANE, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:13 /10:41 /11:102 /12:306
/13:587 /14:1193 /15:1996 /16:13472 /17:8329 /18:13953
/19:25402 /20:42323 /21:50229 /22:106651 /23:91270 /24:497617
/25:1365 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
12479 5691 6728 UNI2-AS, ES
11492 3809 4771 CABLEONE, US
8151 3200 8633 Uninet S.A. de C.V., MX
6327 3167 3361 SHAW, CA
7155 3115 4027 VIASAT-SP-BACKBONE, US
22773 2966 3943 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2532 3067 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2245 2577 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1933 2509 Instituto Costarricense de Electricidad y Telec

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1881 2:1166 3:142 4:19 5:3547 6:74
7:5 8:1526 9:1 11:164 12:1738 13:360
14:2293 15:82 16:16 17:323 18:93 20:128
21:1 22:188 23:4797 24:2432 25:2 27:2545
29:19 31:2311 32:109 34:1 35:41 36:1591
37:3772 38:2167 39:624 40:160 41:3798 42:972
43:2072 44:258 45:14994 46:3712 47:382 49:1614
50:1799 51:100 52:1236 54:222 55:703 56:9
57:52 58:1722 59:1201 60:930 61:2313 62:2304
63:1969 64:5367 65:2376 66:5043 67:2889 68:1167
69:4080 70:1385 71:681 72:3167 74:2595 75:1490
76:697 77:2026 78:1710 79:2329 80:1863 81:1507
82:1371 83:1144 84:1290 85:2720 86:701 87:1806
88:967 89:3020 90:493 91:7351 92:1787 93:2553
94:3103 95:3527 96:1297 97:343 98:972 99:969
100:93 101:1038 102:1468 103:26167 104:3772 105:426
106:793 107:2241 108:720 109:3929 110:2008 111:3188
112:1912 113:1506 114:1447 115:1913 116:1892 117:2350
118:2370 119:1903 120:1449 121:1069 122:2528 123:2168
124:1591 125:2079 128:1309 129:1254 130:864 131:2035
132:746 133:360 134:1612 135:298 136:762 137:937
138:2372 139:1187 140:751 141:1185 142:1202 143:1307
144:1252 145:330 146:1459 147:1342 148:2197 149:1452
150:816 151:1076 152:1518 153:413 154:2671 155:1318
156:1543 157:1192 158:913 159:2021 160:2329 161:1183
162:3330 163:1007 164:1539 165:1383 166:610 167:1776
168:3652 169:706 170:4306 171:776 172:2440 173:2974
174:990 175:1085 176:3163 177:4358 178:2920 179:1881
180:2272 181:2636 182:3197 183:2083 184:2420 185:18366
186:4200 187:3097 188:3308 189:2917 190:8851 191:1421
192:10708 193:8217 194:6650 195:4772 196:2877 197:2345
198:6060 199:6027 200:7456 201:5284 202:10555 203:10094
204:4645 205:3360 206:3557 207:3402 208:4006 209:4691
210:4257 211:2260 212:3686 213:3493 214:1216 215:60
216:6254 217:2574 218:1202 219:709 220:2069 221:961
222:880 223:1934

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Jun 25, 2021, 11:02 AM
Post #22 of 33 (1877 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 26 Jun, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 856006
Prefixes after maximum aggregation (per Origin AS): 323083
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 410634
Total ASes present in the Internet Routing Table: 71491
Prefixes per ASN: 11.97
Origin-only ASes present in the Internet Routing Table: 61485
Origin ASes announcing only one prefix: 25393
Transit ASes present in the Internet Routing Table: 10006
Transit-only ASes present in the Internet Routing Table: 319
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 54
Max AS path prepend of ASN ( 48366) 51
Prefixes from unregistered ASNs in the Routing Table: 1118
Number of instances of unregistered ASNs: 1124
Number of 32-bit ASNs allocated by the RIRs: 36432
Number of 32-bit ASNs visible in the Routing Table: 30284
Prefixes from 32-bit ASNs in the Routing Table: 141003
Number of bogon 32-bit ASNs visible in the Routing Table: 25
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 538
Number of addresses announced to Internet: 3040868480
Equivalent to 181 /8s, 63 /16s and 248 /24s
Percentage of available address space announced: 82.1
Percentage of allocated address space announced: 82.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 285200

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 229936
Total APNIC prefixes after maximum aggregation: 65725
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 225687
Unique aggregates announced from the APNIC address blocks: 90258
APNIC Region origin ASes present in the Internet Routing Table: 11672
APNIC Prefixes per ASN: 19.34
APNIC Region origin ASes announcing only one prefix: 3329
APNIC Region transit ASes present in the Internet Routing Table: 1655
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6843
Number of APNIC addresses announced to Internet: 774691840
Equivalent to 46 /8s, 44 /16s and 220 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 249491
Total ARIN prefixes after maximum aggregation: 113801
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 249455
Unique aggregates announced from the ARIN address blocks: 118754
ARIN Region origin ASes present in the Internet Routing Table: 18840
ARIN Prefixes per ASN: 13.24
ARIN Region origin ASes announcing only one prefix: 6831
ARIN Region transit ASes present in the Internet Routing Table: 1947
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 28
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3941
Number of ARIN addresses announced to Internet: 1271687680
Equivalent to 75 /8s, 204 /16s and 106 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 238502
Total RIPE prefixes after maximum aggregation: 111239
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 234717
Unique aggregates announced from the RIPE address blocks: 143186
RIPE Region origin ASes present in the Internet Routing Table: 27978
RIPE Prefixes per ASN: 8.39
RIPE Region origin ASes announcing only one prefix: 12027
RIPE Region transit ASes present in the Internet Routing Table: 3894
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 54
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10250
Number of RIPE addresses announced to Internet: 710756224
Equivalent to 42 /8s, 93 /16s and 71 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 110983
Total LACNIC prefixes after maximum aggregation: 26478
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 112149
Unique aggregates announced from the LACNIC address blocks: 47128
LACNIC Region origin ASes present in the Internet Routing Table: 10780
LACNIC Prefixes per ASN: 10.40
LACNIC Region origin ASes announcing only one prefix: 2695
LACNIC Region transit ASes present in the Internet Routing Table: 2044
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8425
Number of LACNIC addresses announced to Internet: 175819520
Equivalent to 10 /8s, 122 /16s and 203 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25975
Total AfriNIC prefixes after maximum aggregation: 5088
AfriNIC Deaggregation factor: 5.11
Prefixes being announced from the AfriNIC address blocks: 33460
Unique aggregates announced from the AfriNIC address blocks: 10830
AfriNIC Region origin ASes present in the Internet Routing Table: 1482
AfriNIC Prefixes per ASN: 22.58
AfriNIC Region origin ASes announcing only one prefix: 511
AfriNIC Region transit ASes present in the Internet Routing Table: 300
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 825
Number of AfriNIC addresses announced to Internet: 107482624
Equivalent to 6 /8s, 104 /16s and 14 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 7572 9000 58 CMNET-GD Guangdong Mobile Communication
7545 5808 783 677 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4765 4192 74 ERX-CERNET-BKB China Education and Rese
7713 3528 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3517 1330 20 VIETEL-AS-AP Viettel Group, VN
45899 2812 1897 55 VNPT-AS-VN VNPT Corp, VN
4766 2440 11120 567 KIXS-AS-KR Korea Telecom, KR
9498 2358 483 246 BBIL-AP BHARTI Airtel Ltd., IN
45090 2114 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C
4755 2113 437 190 TATACOMM-AS TATA Communications formerl

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5208 9531 2316 AMAZON-02, US
11492 4781 315 662 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3963 3012 256 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3475 1782 2434 AKAMAI-AS, US
6327 3360 1317 69 SHAW, CA
30036 2580 372 123 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2531 5034 473 CENTURYLINK-US-LEGACY-QWEST, US
5972 2252 453 784 DNIC-ASBLK-05800-06055, US
20115 2169 2930 492 CHARTER-20115, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
12479 6753 1721 140 UNI2-AS, ES
20940 3650 3347 206 AKAMAI-ASN1, NL
39891 3267 187 22 ALJAWWALSTC-AS, SA
8551 3012 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2912 2283 897 ROSTELECOM-AS, RU
9009 2460 258 1315 M247, GB
34984 2218 357 595 TELLCOM-AS, TR
61317 1676 268 824 ASDETUK http://www.heficed.com, GB
13188 1610 100 27 TRIOLAN, UA
58224 1599 887 558 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8526 3439 595 Uninet S.A. de C.V., MX
10620 3407 525 643 Telmex Colombia S.A., CO
11830 2509 369 62 Instituto Costarricense de Electricidad
13999 1747 430 460 Mega Cable, S.A. de C.V., MX
6503 1450 311 476 Axtel, S.A.B. de C.V., MX
28573 1425 2284 234 CLARO S.A., BR
3816 1239 650 151 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1115 374 31 Telefonica del Peru S.A.A., PE
26615 1039 2351 134 TIM S/A, BR
11664 1004 204 428 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1644 393 22 LINKdotNET-AS, EG
24835 1457 498 30 RAYA-AS, EG
36992 1303 1489 266 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 746 68 11 ORANGE-COTE-IVOIRE, CI
6713 612 1863 34 IAM-AS, MA
36935 532 522 40 Vodafone-, EG
15399 493 49 25 WANANCHI-, KE
37342 482 32 1 MOVITEL, MZ
36914 411 82 3 KENET-AS, KE

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8526 3439 595 Uninet S.A. de C.V., MX
9808 7572 9000 58 CMNET-GD Guangdong Mobile Communication
12479 6753 1721 140 UNI2-AS, ES
7545 5808 783 677 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5208 9531 2316 AMAZON-02, US
11492 4781 315 662 CABLEONE, US
4538 4765 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3963 3012 256 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3650 3347 206 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
9808 7572 7514 CMNET-GD Guangdong Mobile Communication Co.Ltd.
12479 6753 6613 UNI2-AS, ES
7545 5808 5131 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4765 4691 ERX-CERNET-BKB China Education and Research Net
11492 4781 4119 CABLEONE, US
7155 4027 3995 VIASAT-SP-BACKBONE, US
22773 3963 3707 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3517 3497 VIETEL-AS-AP Viettel Group, VN
7713 3528 3472 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
20940 3650 3444 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US
3577 UNALLOCATED 12.19.197.0/24 209 CENTURYLINK-US-LEGACY-QWEST,

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 209319 IPV6ROUTING, US
Transit: 46573 LAYER-HOST, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 6939 HURRICANE, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:17 /9:14 /10:41 /11:102 /12:306
/13:589 /14:1193 /15:1995 /16:13474 /17:8328 /18:13958
/19:25406 /20:42341 /21:50327 /22:106782 /23:91446 /24:498315
/25:1372 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
12479 5714 6753 UNI2-AS, ES
11492 3807 4781 CABLEONE, US
6327 3167 3360 SHAW, CA
7155 3115 4027 VIASAT-SP-BACKBONE, US
8151 3051 8526 Uninet S.A. de C.V., MX
22773 2973 3963 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2803 3267 ALJAWWALSTC-AS, SA
8551 2477 3012 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2247 2580 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1933 2509 Instituto Costarricense de Electricidad y Telec

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1887 2:1162 3:142 4:19 5:3559 6:74
7:5 8:1537 9:1 11:164 12:1742 13:364
14:2307 15:85 16:16 17:323 18:93 20:128
21:1 22:188 23:4802 24:2432 25:2 27:2530
29:19 31:2283 32:109 34:1 35:44 36:1587
37:3772 38:2175 39:624 40:160 41:3796 42:977
43:2077 44:260 45:15096 46:3715 47:382 49:1611
50:1803 51:101 52:1239 54:225 55:798 56:9
57:52 58:1740 59:1204 60:929 61:2332 62:2311
63:1965 64:5376 65:2375 66:5050 67:2896 68:1167
69:4081 70:1381 71:681 72:3160 74:2595 75:1490
76:698 77:2041 78:1713 79:2322 80:1861 81:1514
82:1373 83:1147 84:1289 85:2724 86:703 87:1822
88:969 89:3013 90:507 91:7344 92:1785 93:2546
94:3117 95:3530 96:1297 97:343 98:973 99:969
100:93 101:1013 102:1480 103:26243 104:3800 105:441
106:794 107:2243 108:727 109:3868 110:2011 111:3146
112:1912 113:1513 114:1449 115:1912 116:1900 117:2348
118:2381 119:1894 120:1448 121:1072 122:2512 123:2169
124:1589 125:2084 128:1312 129:1280 130:869 131:2020
132:749 133:358 134:1621 135:298 136:770 137:938
138:2373 139:1189 140:762 141:1199 142:1204 143:1300
144:1255 145:327 146:1470 147:1349 148:2200 149:1449
150:819 151:1084 152:1531 153:414 154:2643 155:1329
156:1603 157:1198 158:913 159:2017 160:2327 161:1181
162:3336 163:1061 164:1526 165:1414 166:612 167:1779
168:3672 169:703 170:4292 171:771 172:2459 173:2980
174:988 175:1085 176:3151 177:4363 178:2921 179:1879
180:2264 181:2632 182:3204 183:2085 184:2428 185:18414
186:4201 187:3082 188:3323 189:2838 190:8871 191:1413
192:10717 193:8235 194:6699 195:4792 196:2885 197:2333
198:6052 199:6026 200:7436 201:5242 202:10548 203:10104
204:4650 205:3362 206:3571 207:3422 208:4015 209:4705
210:4260 211:2313 212:3697 213:3475 214:1184 215:59
216:6254 217:2570 218:1201 219:707 220:2067 221:954
222:879 223:1950

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Jul 2, 2021, 11:02 AM
Post #23 of 33 (1857 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 03 Jul, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 856005
Prefixes after maximum aggregation (per Origin AS): 323522
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 411204
Total ASes present in the Internet Routing Table: 71531
Prefixes per ASN: 11.97
Origin-only ASes present in the Internet Routing Table: 61536
Origin ASes announcing only one prefix: 25393
Transit ASes present in the Internet Routing Table: 9995
Transit-only ASes present in the Internet Routing Table: 317
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 55
Max AS path prepend of ASN ( 48366) 51
Prefixes from unregistered ASNs in the Routing Table: 1102
Number of instances of unregistered ASNs: 1108
Number of 32-bit ASNs allocated by the RIRs: 36518
Number of 32-bit ASNs visible in the Routing Table: 30342
Prefixes from 32-bit ASNs in the Routing Table: 141342
Number of bogon 32-bit ASNs visible in the Routing Table: 26
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 523
Number of addresses announced to Internet: 3039747968
Equivalent to 181 /8s, 46 /16s and 223 /24s
Percentage of available address space announced: 82.1
Percentage of allocated address space announced: 82.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 284965

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 229856
Total APNIC prefixes after maximum aggregation: 65794
APNIC Deaggregation factor: 3.49
Prefixes being announced from the APNIC address blocks: 225679
Unique aggregates announced from the APNIC address blocks: 90541
APNIC Region origin ASes present in the Internet Routing Table: 11696
APNIC Prefixes per ASN: 19.30
APNIC Region origin ASes announcing only one prefix: 3326
APNIC Region transit ASes present in the Internet Routing Table: 1662
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6863
Number of APNIC addresses announced to Internet: 773655296
Equivalent to 46 /8s, 29 /16s and 11 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 249828
Total ARIN prefixes after maximum aggregation: 114073
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 249616
Unique aggregates announced from the ARIN address blocks: 118884
ARIN Region origin ASes present in the Internet Routing Table: 18850
ARIN Prefixes per ASN: 13.24
ARIN Region origin ASes announcing only one prefix: 6846
ARIN Region transit ASes present in the Internet Routing Table: 1951
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 28
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3957
Number of ARIN addresses announced to Internet: 1271415808
Equivalent to 75 /8s, 200 /16s and 68 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 238484
Total RIPE prefixes after maximum aggregation: 111317
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 234773
Unique aggregates announced from the RIPE address blocks: 143266
RIPE Region origin ASes present in the Internet Routing Table: 27987
RIPE Prefixes per ASN: 8.39
RIPE Region origin ASes announcing only one prefix: 12025
RIPE Region transit ASes present in the Internet Routing Table: 3880
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 55
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10266
Number of RIPE addresses announced to Internet: 710663808
Equivalent to 42 /8s, 91 /16s and 222 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 111004
Total LACNIC prefixes after maximum aggregation: 26527
LACNIC Deaggregation factor: 4.18
Prefixes being announced from the LACNIC address blocks: 112175
Unique aggregates announced from the LACNIC address blocks: 47186
LACNIC Region origin ASes present in the Internet Routing Table: 10782
LACNIC Prefixes per ASN: 10.40
LACNIC Region origin ASes announcing only one prefix: 2684
LACNIC Region transit ASes present in the Internet Routing Table: 2042
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8426
Number of LACNIC addresses announced to Internet: 176055808
Equivalent to 10 /8s, 126 /16s and 102 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25730
Total AfriNIC prefixes after maximum aggregation: 5075
AfriNIC Deaggregation factor: 5.07
Prefixes being announced from the AfriNIC address blocks: 33239
Unique aggregates announced from the AfriNIC address blocks: 10858
AfriNIC Region origin ASes present in the Internet Routing Table: 1487
AfriNIC Prefixes per ASN: 22.35
AfriNIC Region origin ASes announcing only one prefix: 512
AfriNIC Region transit ASes present in the Internet Routing Table: 299
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 830
Number of AfriNIC addresses announced to Internet: 107524096
Equivalent to 6 /8s, 104 /16s and 176 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 7571 9000 58 CMNET-GD Guangdong Mobile Communication
7545 5730 783 679 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4766 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3560 1330 20 VIETEL-AS-AP Viettel Group, VN
7713 3529 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 2800 1897 55 VNPT-AS-VN VNPT Corp, VN
4766 2429 11120 567 KIXS-AS-KR Korea Telecom, KR
9498 2356 483 245 BBIL-AP BHARTI Airtel Ltd., IN
45090 2114 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C
4755 2113 437 190 TATACOMM-AS TATA Communications formerl

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5203 9528 2314 AMAZON-02, US
11492 4792 316 669 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3974 3029 266 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3499 1809 2436 AKAMAI-AS, US
6327 3360 1317 69 SHAW, CA
30036 2581 373 129 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2536 5035 476 CENTURYLINK-US-LEGACY-QWEST, US
5972 2251 451 786 DNIC-ASBLK-05800-06055, US
20115 2168 2930 492 CHARTER-20115, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
12479 6722 1721 140 UNI2-AS, ES
20940 3660 3347 205 AKAMAI-ASN1, NL
39891 3267 187 22 ALJAWWALSTC-AS, SA
8551 2996 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2884 2283 895 ROSTELECOM-AS, RU
9009 2451 259 1308 M247, GB
34984 2218 357 595 TELLCOM-AS, TR
61317 1622 257 824 ASDETUK www.heficed.com, GB
13188 1610 100 27 TRIOLAN, UA
58224 1603 887 557 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8536 3443 592 Uninet S.A. de C.V., MX
10620 3407 525 651 Telmex Colombia S.A., CO
11830 2509 369 62 Instituto Costarricense de Electricidad
13999 1771 433 462 Mega Cable, S.A. de C.V., MX
6503 1451 359 478 Axtel, S.A.B. de C.V., MX
28573 1425 2284 234 CLARO S.A., BR
3816 1239 650 151 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1114 374 31 Telefonica del Peru S.A.A., PE
26615 1065 2351 134 TIM SA, BR
11664 991 199 444 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1650 393 22 LINKdotNET-AS, EG
24835 1456 498 30 RAYA-AS, EG
36992 1303 1489 266 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 711 68 11 ORANGE-COTE-IVOIRE, CI
6713 612 1863 34 IAM-AS, MA
36935 532 522 40 Vodafone-, EG
15399 493 49 25 WANANCHI-, KE
37342 482 32 1 MOVITEL, MZ
2018 324 319 74 TENET-1, ZA

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8536 3443 592 Uninet S.A. de C.V., MX
9808 7571 9000 58 CMNET-GD Guangdong Mobile Communication
12479 6722 1721 140 UNI2-AS, ES
7545 5730 783 679 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5203 9528 2314 AMAZON-02, US
11492 4792 316 669 CABLEONE, US
4538 4766 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3974 3029 266 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3660 3347 205 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
9808 7571 7513 CMNET-GD Guangdong Mobile Communication Co.Ltd.
12479 6722 6582 UNI2-AS, ES
7545 5730 5051 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4766 4692 ERX-CERNET-BKB China Education and Research Net
11492 4792 4123 CABLEONE, US
7155 4027 3995 VIASAT-SP-BACKBONE, US
22773 3974 3708 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3560 3540 VIETEL-AS-AP Viettel Group, VN
7713 3529 3473 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
20940 3660 3455 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US
3577 UNALLOCATED 12.19.197.0/24 209 CENTURYLINK-US-LEGACY-QWEST,

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 209319 IPV6ROUTING, US
Transit: 46573 LAYER-HOST, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 6939 HURRICANE, US
23.183.16.0/24 Origin: 33385 MEPEEPS, US
Transit: 6939 HURRICANE, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:17 /9:14 /10:41 /11:102 /12:305
/13:589 /14:1193 /15:1994 /16:13471 /17:8331 /18:13969
/19:25432 /20:42341 /21:50322 /22:106878 /23:91427 /24:498180
/25:1399 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
12479 5680 6722 UNI2-AS, ES
11492 3806 4792 CABLEONE, US
6327 3167 3360 SHAW, CA
7155 3115 4027 VIASAT-SP-BACKBONE, US
8151 3058 8536 Uninet S.A. de C.V., MX
22773 2965 3974 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2803 3267 ALJAWWALSTC-AS, SA
8551 2461 2996 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2247 2581 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1933 2509 Instituto Costarricense de Electricidad y Telec

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1891 2:1146 3:142 4:19 5:3556 6:79
7:5 8:1538 9:1 11:164 12:1740 13:365
14:2290 15:87 16:17 17:324 18:93 20:122
21:1 22:188 23:4813 24:2435 25:2 27:2499
29:19 31:2279 32:110 34:1 35:46 36:1586
37:3764 38:2164 39:624 40:164 41:3723 42:977
43:2085 44:262 45:15142 46:3685 47:351 49:1612
50:1805 51:101 52:1235 54:218 55:783 56:9
57:52 58:1739 59:1201 60:926 61:2335 62:2325
63:1966 64:5382 65:2369 66:5064 67:2895 68:1172
69:4064 70:1383 71:681 72:3148 74:2592 75:1490
76:698 77:2038 78:1709 79:2321 80:1852 81:1516
82:1364 83:1147 84:1256 85:2711 86:703 87:1816
88:967 89:3018 90:492 91:7355 92:1786 93:2561
94:3112 95:3525 96:1296 97:343 98:974 99:969
100:93 101:1021 102:1507 103:26297 104:3816 105:441
106:795 107:2244 108:727 109:3863 110:2002 111:3149
112:1914 113:1514 114:1454 115:1908 116:1908 117:2358
118:2386 119:1895 120:1448 121:1071 122:2529 123:2168
124:1589 125:2077 128:1307 129:1290 130:876 131:2037
132:752 133:360 134:1625 135:298 136:777 137:933
138:2403 139:1212 140:761 141:1188 142:1203 143:1322
144:1257 145:326 146:1473 147:1353 148:2190 149:1457
150:817 151:1076 152:1542 153:417 154:2670 155:1328
156:1603 157:1199 158:922 159:2016 160:2312 161:1176
162:3339 163:1012 164:1522 165:1413 166:615 167:1773
168:3680 169:696 170:4357 171:787 172:2483 173:2976
174:988 175:1073 176:3165 177:4383 178:2926 179:1909
180:2270 181:2619 182:3207 183:2084 184:2416 185:18439
186:4064 187:3084 188:3331 189:2879 190:8891 191:1415
192:10713 193:8236 194:6703 195:4803 196:2883 197:2141
198:6047 199:6023 200:7403 201:5225 202:10564 203:10101
204:4655 205:3326 206:3592 207:3429 208:4022 209:4713
210:4259 211:2311 212:3712 213:3463 214:1178 215:58
216:6290 217:2565 218:1198 219:708 220:2065 221:952
222:866 223:1953

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Jul 9, 2021, 11:02 AM
Post #24 of 33 (1842 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 10 Jul, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 856890
Prefixes after maximum aggregation (per Origin AS): 323763
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 411662
Total ASes present in the Internet Routing Table: 71580
Prefixes per ASN: 11.97
Origin-only ASes present in the Internet Routing Table: 61528
Origin ASes announcing only one prefix: 25390
Transit ASes present in the Internet Routing Table: 10052
Transit-only ASes present in the Internet Routing Table: 327
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 54
Max AS path prepend of ASN ( 48366) 51
Prefixes from unregistered ASNs in the Routing Table: 1121
Number of instances of unregistered ASNs: 1127
Number of 32-bit ASNs allocated by the RIRs: 36586
Number of 32-bit ASNs visible in the Routing Table: 30391
Prefixes from 32-bit ASNs in the Routing Table: 141715
Number of bogon 32-bit ASNs visible in the Routing Table: 25
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 527
Number of addresses announced to Internet: 3040396928
Equivalent to 181 /8s, 56 /16s and 198 /24s
Percentage of available address space announced: 82.1
Percentage of allocated address space announced: 82.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 285265

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 230189
Total APNIC prefixes after maximum aggregation: 65859
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 225794
Unique aggregates announced from the APNIC address blocks: 90587
APNIC Region origin ASes present in the Internet Routing Table: 11729
APNIC Prefixes per ASN: 19.25
APNIC Region origin ASes announcing only one prefix: 3325
APNIC Region transit ASes present in the Internet Routing Table: 1669
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6895
Number of APNIC addresses announced to Internet: 774110464
Equivalent to 46 /8s, 35 /16s and 253 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 250240
Total ARIN prefixes after maximum aggregation: 114147
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 250004
Unique aggregates announced from the ARIN address blocks: 119032
ARIN Region origin ASes present in the Internet Routing Table: 18840
ARIN Prefixes per ASN: 13.27
ARIN Region origin ASes announcing only one prefix: 6844
ARIN Region transit ASes present in the Internet Routing Table: 1948
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 28
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3968
Number of ARIN addresses announced to Internet: 1271452928
Equivalent to 75 /8s, 200 /16s and 213 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 238618
Total RIPE prefixes after maximum aggregation: 111415
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 234953
Unique aggregates announced from the RIPE address blocks: 143490
RIPE Region origin ASes present in the Internet Routing Table: 28002
RIPE Prefixes per ASN: 8.39
RIPE Region origin ASes announcing only one prefix: 12035
RIPE Region transit ASes present in the Internet Routing Table: 3906
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 54
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10285
Number of RIPE addresses announced to Internet: 710884736
Equivalent to 42 /8s, 95 /16s and 61 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 110994
Total LACNIC prefixes after maximum aggregation: 26505
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 112144
Unique aggregates announced from the LACNIC address blocks: 47139
LACNIC Region origin ASes present in the Internet Routing Table: 10773
LACNIC Prefixes per ASN: 10.41
LACNIC Region origin ASes announcing only one prefix: 2672
LACNIC Region transit ASes present in the Internet Routing Table: 2070
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8412
Number of LACNIC addresses announced to Internet: 176046848
Equivalent to 10 /8s, 126 /16s and 67 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25727
Total AfriNIC prefixes after maximum aggregation: 5082
AfriNIC Deaggregation factor: 5.06
Prefixes being announced from the AfriNIC address blocks: 33468
Unique aggregates announced from the AfriNIC address blocks: 10946
AfriNIC Region origin ASes present in the Internet Routing Table: 1491
AfriNIC Prefixes per ASN: 22.45
AfriNIC Region origin ASes announcing only one prefix: 514
AfriNIC Region transit ASes present in the Internet Routing Table: 298
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 831
Number of AfriNIC addresses announced to Internet: 107474944
Equivalent to 6 /8s, 103 /16s and 240 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 7568 9000 57 CMNET-GD Guangdong Mobile Communication
7545 5801 783 677 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4765 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3561 1330 20 VIETEL-AS-AP Viettel Group, VN
7713 3527 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 2795 1897 55 VNPT-AS-VN VNPT Corp, VN
4766 2433 11120 567 KIXS-AS-KR Korea Telecom, KR
9498 2357 483 246 BBIL-AP BHARTI Airtel Ltd., IN
45090 2116 1197 73 CNNIC-TENCENT-NET-AP Shenzhen Tencent C
4755 2115 437 192 TATACOMM-AS TATA Communications formerl

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5207 9529 2334 AMAZON-02, US
11492 4824 318 678 CABLEONE, US
7155 4006 264 32 VIASAT-SP-BACKBONE, US
22773 3961 3013 263 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3509 1814 2446 AKAMAI-AS, US
6327 3360 1317 69 SHAW, CA
30036 2583 373 122 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2533 5034 472 CENTURYLINK-US-LEGACY-QWEST, US
5972 2254 451 788 DNIC-ASBLK-05800-06055, US
20115 2169 2946 493 CHARTER-20115, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
12479 6736 1721 140 UNI2-AS, ES
20940 3699 3347 203 AKAMAI-ASN1, NL
39891 3267 187 22 ALJAWWALSTC-AS, SA
8551 2987 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2913 2283 897 ROSTELECOM-AS, RU
9009 2456 259 1313 M247, GB
34984 2215 356 594 TELLCOM-AS, TR
61317 1628 258 829 ASDETUK www.heficed.com, GB
13188 1610 100 27 TRIOLAN, UA
58224 1606 888 558 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8561 3447 584 Uninet S.A. de C.V., MX
10620 3407 525 651 Telmex Colombia S.A., CO
11830 2510 369 62 Instituto Costarricense de Electricidad
13999 1778 432 452 Mega Cable, S.A. de C.V., MX
6503 1484 359 477 Axtel, S.A.B. de C.V., MX
28573 1426 2286 233 CLARO S.A., BR
3816 1241 652 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1096 369 22 Telefonica del Peru S.A.A., PE
26615 1083 2351 134 TIM SA, BR
11664 991 199 444 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1648 393 22 LINKdotNET-AS, EG
24835 1419 498 30 RAYA-AS, EG
36992 1306 1489 267 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 711 68 11 ORANGE-COTE-IVOIRE, CI
6713 613 1863 34 IAM-AS, MA
36935 533 522 40 Vodafone-, EG
15399 495 49 26 WANANCHI-, KE
37342 482 32 1 MOVITEL, MZ
2018 326 319 74 TENET-1, ZA

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8561 3447 584 Uninet S.A. de C.V., MX
9808 7568 9000 57 CMNET-GD Guangdong Mobile Communication
12479 6736 1721 140 UNI2-AS, ES
7545 5801 783 677 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5207 9529 2334 AMAZON-02, US
11492 4824 318 678 CABLEONE, US
4538 4765 4192 74 ERX-CERNET-BKB China Education and Rese
7155 4006 264 32 VIASAT-SP-BACKBONE, US
22773 3961 3013 263 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3699 3347 203 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
9808 7568 7511 CMNET-GD Guangdong Mobile Communication Co.Ltd.
12479 6736 6596 UNI2-AS, ES
7545 5801 5124 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4765 4691 ERX-CERNET-BKB China Education and Research Net
11492 4824 4146 CABLEONE, US
7155 4006 3974 VIASAT-SP-BACKBONE, US
22773 3961 3698 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3561 3541 VIETEL-AS-AP Viettel Group, VN
20940 3699 3496 AKAMAI-ASN1, NL
7713 3527 3471 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US
3577 UNALLOCATED 12.19.197.0/24 209 CENTURYLINK-US-LEGACY-QWEST,

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 6939 HURRICANE, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:17 /9:14 /10:41 /11:102 /12:305
/13:589 /14:1194 /15:1995 /16:13463 /17:8325 /18:13964
/19:25414 /20:42340 /21:50360 /22:106937 /23:91501 /24:498927
/25:1402 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
12479 5678 6736 UNI2-AS, ES
11492 3801 4824 CABLEONE, US
6327 3167 3360 SHAW, CA
7155 3094 4006 VIASAT-SP-BACKBONE, US
8151 3075 8561 Uninet S.A. de C.V., MX
22773 2963 3961 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2803 3267 ALJAWWALSTC-AS, SA
8551 2452 2987 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2249 2583 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1933 2510 Instituto Costarricense de Electricidad y Telec

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1877 2:1140 3:143 4:20 5:3566 6:79
7:5 8:1539 9:1 11:164 12:1740 13:365
14:2305 15:92 16:17 17:325 18:93 20:122
21:1 22:188 23:4832 24:2431 25:2 27:2520
29:19 31:2301 32:111 34:1 35:46 36:1589
37:3780 38:2161 39:604 40:164 41:3740 42:950
43:2083 44:262 45:15234 46:3695 47:351 49:1615
50:1810 51:101 52:1237 54:217 55:792 56:9
57:52 58:1739 59:1200 60:933 61:2311 62:2321
63:1969 64:5388 65:2363 66:5069 67:2895 68:1171
69:4075 70:1380 71:681 72:3156 74:2592 75:1490
76:697 77:2036 78:1712 79:2317 80:1854 81:1521
82:1365 83:1140 84:1261 85:2711 86:703 87:1812
88:974 89:3017 90:503 91:7364 92:1800 93:2553
94:3124 95:3533 96:1303 97:342 98:977 99:969
100:93 101:1017 102:1510 103:26336 104:3834 105:436
106:799 107:2242 108:724 109:3861 110:2005 111:3137
112:1917 113:1510 114:1449 115:1903 116:1909 117:2354
118:2393 119:1913 120:1451 121:1068 122:2517 123:2171
124:1585 125:2076 128:1303 129:1298 130:877 131:1983
132:751 133:360 134:1631 135:298 136:774 137:940
138:2415 139:1213 140:761 141:1201 142:1207 143:1320
144:1258 145:327 146:1475 147:1358 148:2192 149:1461
150:819 151:1076 152:1585 153:419 154:2884 155:1341
156:1627 157:1205 158:943 159:2021 160:2312 161:1220
162:3350 163:1010 164:1529 165:1408 166:620 167:1781
168:3678 169:699 170:4287 171:790 172:2497 173:2978
174:1002 175:1079 176:3174 177:4393 178:2931 179:1914
180:2268 181:2619 182:3208 183:2082 184:2417 185:18513
186:4086 187:3122 188:3337 189:2869 190:8735 191:1410
192:10719 193:8235 194:6702 195:4796 196:2900 197:2147
198:6054 199:6022 200:7386 201:5258 202:10577 203:10098
204:4666 205:3357 206:3601 207:3425 208:4024 209:4727
210:4225 211:2311 212:3719 213:3463 214:1180 215:58
216:6299 217:2575 218:1197 219:708 220:2064 221:953
222:864 223:1954

End of report
Weekly Routing Table Report [ In reply to ]
cscora at apnic
Jul 16, 2021, 11:02 AM
Post #25 of 33 (1825 views)
Permalink
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report 04:00 +10GMT Sat 17 Jul, 2021

Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 856629
Prefixes after maximum aggregation (per Origin AS): 324292
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 412562
Total ASes present in the Internet Routing Table: 71609
Prefixes per ASN: 11.96
Origin-only ASes present in the Internet Routing Table: 61558
Origin ASes announcing only one prefix: 25414
Transit ASes present in the Internet Routing Table: 10051
Transit-only ASes present in the Internet Routing Table: 324
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 54
Max AS path prepend of ASN ( 48366) 51
Prefixes from unregistered ASNs in the Routing Table: 1112
Number of instances of unregistered ASNs: 1118
Number of 32-bit ASNs allocated by the RIRs: 36630
Number of 32-bit ASNs visible in the Routing Table: 30463
Prefixes from 32-bit ASNs in the Routing Table: 141814
Number of bogon 32-bit ASNs visible in the Routing Table: 25
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 531
Number of addresses announced to Internet: 3037572352
Equivalent to 181 /8s, 13 /16s and 173 /24s
Percentage of available address space announced: 82.0
Percentage of allocated address space announced: 82.0
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 284853

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 230297
Total APNIC prefixes after maximum aggregation: 65981
APNIC Deaggregation factor: 3.49
Prefixes being announced from the APNIC address blocks: 225742
Unique aggregates announced from the APNIC address blocks: 90728
APNIC Region origin ASes present in the Internet Routing Table: 11759
APNIC Prefixes per ASN: 19.20
APNIC Region origin ASes announcing only one prefix: 3341
APNIC Region transit ASes present in the Internet Routing Table: 1664
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6929
Number of APNIC addresses announced to Internet: 774057216
Equivalent to 46 /8s, 35 /16s and 45 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 250402
Total ARIN prefixes after maximum aggregation: 114472
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 250154
Unique aggregates announced from the ARIN address blocks: 119727
ARIN Region origin ASes present in the Internet Routing Table: 18844
ARIN Prefixes per ASN: 13.27
ARIN Region origin ASes announcing only one prefix: 6848
ARIN Region transit ASes present in the Internet Routing Table: 1943
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 28
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3990
Number of ARIN addresses announced to Internet: 1268767360
Equivalent to 75 /8s, 159 /16s and 218 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,


RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 238673
Total RIPE prefixes after maximum aggregation: 111479
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 235040
Unique aggregates announced from the RIPE address blocks: 143525
RIPE Region origin ASes present in the Internet Routing Table: 28005
RIPE Prefixes per ASN: 8.39
RIPE Region origin ASes announcing only one prefix: 12036
RIPE Region transit ASes present in the Internet Routing Table: 3900
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 54
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10305
Number of RIPE addresses announced to Internet: 710858624
Equivalent to 42 /8s, 94 /16s and 215 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 110748
Total LACNIC prefixes after maximum aggregation: 26491
LACNIC Deaggregation factor: 4.18
Prefixes being announced from the LACNIC address blocks: 111881
Unique aggregates announced from the LACNIC address blocks: 47052
LACNIC Region origin ASes present in the Internet Routing Table: 10770
LACNIC Prefixes per ASN: 10.39
LACNIC Region origin ASes announcing only one prefix: 2674
LACNIC Region transit ASes present in the Internet Routing Table: 2086
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8410
Number of LACNIC addresses announced to Internet: 175925248
Equivalent to 10 /8s, 124 /16s and 104 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 25394
Total AfriNIC prefixes after maximum aggregation: 5112
AfriNIC Deaggregation factor: 4.97
Prefixes being announced from the AfriNIC address blocks: 33281
Unique aggregates announced from the AfriNIC address blocks: 11064
AfriNIC Region origin ASes present in the Internet Routing Table: 1493
AfriNIC Prefixes per ASN: 22.29
AfriNIC Region origin ASes announcing only one prefix: 515
AfriNIC Region transit ASes present in the Internet Routing Table: 297
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 829
Number of AfriNIC addresses announced to Internet: 107537920
Equivalent to 6 /8s, 104 /16s and 230 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,


APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
9808 7600 9002 61 CMNET-GD Guangdong Mobile Communication
7545 5807 783 676 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4854 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3532 1330 20 VIETEL-AS-AP Viettel Group, VN
7713 3530 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 2799 1897 55 VNPT-AS-VN VNPT Corp, VN
4766 2437 11120 569 KIXS-AS-KR Korea Telecom, KR
9498 2358 483 246 BBIL-AP BHARTI Airtel Ltd., IN
45090 2125 1197 73 CNNIC-TENCENT-NET-AP Shenzhen Tencent C
4755 2114 437 192 TATACOMM-AS TATA Communications formerl

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
16509 5245 9536 2371 AMAZON-02, US
11492 4808 317 729 CABLEONE, US
7155 4000 264 32 VIASAT-SP-BACKBONE, US
22773 3991 3021 278 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3510 1814 2447 AKAMAI-AS, US
6327 3368 1317 69 SHAW, CA
30036 2584 373 122 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2539 5034 473 CENTURYLINK-US-LEGACY-QWEST, US
5972 2259 452 793 DNIC-ASBLK-05800-06055, US
20115 2181 2965 506 CHARTER-20115, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
12479 6739 1726 145 UNI2-AS, ES
20940 3701 3348 214 AKAMAI-ASN1, NL
39891 3267 187 22 ALJAWWALSTC-AS, SA
8551 2977 378 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2913 2283 897 ROSTELECOM-AS, RU
9009 2441 254 1303 M247, GB
34984 2215 356 594 TELLCOM-AS, TR
61317 1640 269 840 ASDETUK www.heficed.com, GB
13188 1610 100 27 TRIOLAN, UA
58224 1608 888 556 TCI, IR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8575 3447 583 Uninet S.A. de C.V., MX
10620 3407 525 651 Telmex Colombia S.A., CO
11830 2507 369 62 Instituto Costarricense de Electricidad
13999 1743 425 471 Mega Cable, S.A. de C.V., MX
6503 1489 359 477 Axtel, S.A.B. de C.V., MX
28573 1423 2290 235 CLARO S.A., BR
3816 1240 652 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1099 369 22 Telefonica del Peru S.A.A., PE
26615 1088 2351 134 TIM SA, BR
11664 990 199 443 Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 1500 393 22 LINKdotNET-AS, EG
24835 1457 498 30 RAYA-AS, EG
36992 1307 1489 267 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 732 68 11 ORANGE-COTE-IVOIRE, CI
6713 613 1863 34 IAM-AS, MA
36935 533 522 40 Vodafone-, EG
15399 495 49 26 WANANCHI-, KE
2018 329 319 74 TENET-1, ZA
23889 317 232 16 MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 8575 3447 583 Uninet S.A. de C.V., MX
9808 7600 9002 61 CMNET-GD Guangdong Mobile Communication
12479 6739 1726 145 UNI2-AS, ES
7545 5807 783 676 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 5245 9536 2371 AMAZON-02, US
4538 4854 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4808 317 729 CABLEONE, US
7155 4000 264 32 VIASAT-SP-BACKBONE, US
22773 3991 3021 278 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3701 3348 214 AKAMAI-ASN1, NL

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

ASN No of nets Net Savings Description
9808 7600 7539 CMNET-GD Guangdong Mobile Communication Co.Ltd.
12479 6739 6594 UNI2-AS, ES
7545 5807 5131 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4854 4780 ERX-CERNET-BKB China Education and Research Net
11492 4808 4079 CABLEONE, US
7155 4000 3968 VIASAT-SP-BACKBONE, US
22773 3991 3713 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3532 3512 VIETEL-AS-AP Viettel Group, VN
20940 3701 3487 AKAMAI-ASN1, NL
7713 3530 3474 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US
3577 UNALLOCATED 12.19.197.0/24 209 CENTURYLINK-US-LEGACY-QWEST,

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 6939 HURRICANE, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:17 /9:14 /10:41 /11:102 /12:305
/13:589 /14:1194 /15:1996 /16:13422 /17:8263 /18:13987
/19:25426 /20:42386 /21:50396 /22:106920 /23:91531 /24:498630
/25:1410 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
12479 5677 6739 UNI2-AS, ES
11492 3777 4808 CABLEONE, US
6327 3175 3368 SHAW, CA
8151 3089 8575 Uninet S.A. de C.V., MX
7155 3088 4000 VIASAT-SP-BACKBONE, US
22773 2972 3991 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2803 3267 ALJAWWALSTC-AS, SA
8551 2442 2977 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2254 2584 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1934 2507 Instituto Costarricense de Electricidad y Telec

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1892 2:1145 3:142 4:20 5:3566 6:79
7:5 8:1535 9:1 11:164 12:1741 13:377
14:2294 15:93 16:20 17:325 18:100 20:124
21:1 22:188 23:4841 24:2422 25:2 27:2498
29:19 31:2309 32:111 34:1 35:46 36:1588
37:3783 38:2164 39:607 40:175 41:3712 42:957
43:2060 44:267 45:15256 46:3710 47:351 48:2
49:1615 50:1817 51:101 52:1236 54:215 55:805
56:9 57:53 58:1747 59:1200 60:933 61:2318
62:2303 63:1968 64:5379 65:2360 66:5034 67:2891
68:1180 69:4089 70:1376 71:681 72:3149 74:2588
75:1491 76:697 77:2042 78:1715 79:2305 80:1860
81:1518 82:1325 83:1143 84:1262 85:2704 86:702
87:1813 88:975 89:3015 90:497 91:7383 92:1794
93:2560 94:3122 95:3530 96:1302 97:342 98:979
99:969 100:93 101:1021 102:1505 103:26356 104:3850
105:437 106:801 107:2257 108:729 109:3848 110:2008
111:3137 112:1913 113:1463 114:1437 115:1884 116:1881
117:2347 118:2406 119:1897 120:1451 121:1065 122:2520
123:2181 124:1587 125:2077 128:1304 129:1277 130:882
131:1984 132:753 133:360 134:1641 135:302 136:777
137:944 138:2412 139:1194 140:762 141:1217 142:1208
143:1336 144:1261 145:325 146:1482 147:1361 148:2186
149:1467 150:820 151:1086 152:1611 153:420 154:2996
155:1339 156:1684 157:1205 158:942 159:2004 160:2318
161:1231 162:3353 163:1015 164:1538 165:1402 166:623
167:1779 168:3634 169:700 170:4274 171:793 172:2535
173:2984 174:1007 175:1073 176:3177 177:4410 178:2944
179:1889 180:2259 181:2617 182:3210 183:2042 184:2410
185:18562 186:4131 187:3129 188:3335 189:2835 190:8738
191:1384 192:10720 193:8268 194:6711 195:4797 196:2891
197:1866 198:6055 199:6011 200:7314 201:5222 202:10550
203:10049 204:4669 205:3355 206:3626 207:3384 208:4031
209:4721 210:4254 211:2316 212:3714 213:3458 214:1186
215:56 216:6282 217:2572 218:1203 219:706 220:2059
221:953 222:865 223:1957

End of report
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