I believe the smtp-out implies it is the Amazon SES service. I've not
seen EC2 machines with dynamic or static ("Elastic IPs") with that format.
Kevin A. McGrail
Member, Apache Software Foundation
Chair Emeritus Apache SpamAssassin Project https://www.linkedin.com/in/kmcgrail
On Wed, Jul 28, 2021 at 3:13 PM Pedro David Marco <firstname.lastname@example.org>
wrote: > Hi Antony,
> please accept my apologizes and excuse my lack of accuracy on asking. i
> have knowledge near zero on Amazon, AWS, SES, etc..
> My believe is that there are public amazon smtp servers that can be used
> by their customers (SES) and servers you have for your own...
> Again, please everybody, bare with my lack of knowledge
> On Wednesday, July 28, 2021, 08:05:27 PM GMT+2, Antony Stone <
> email@example.com> wrote:
> > Hi!
> > i have spam with this header:
> > Received: from a48-115.smtp-out.amazonses.com (HELO
> > a48-115.smtp-out.amazonses.com) (18.104.22.168)
> > Is there any way, based on its fqdn, to know whether an Amazon smtp host
> > public or dedicated?
> > Apologies for what may seem like a silly question, but what's the