* Gerald Oskoboiny via mailop [2024-03-25 15:58-0700]
>We are planning to move the system that hosts our email
>discussion lists from its old home where it has been for
>decades to an EC2 instance on AWS. It does about 15k deliveries
>per day, most of which go to gmail or google-hosted email
>
On 2024-03-26 15:14, Ken Johnson via mailop wrote:
Here, I have seen a gradual improvement in the quality of mail (now seeing a
few legitimate users) coming from Amazon SES (based on headers containing
amazonses.com), and now only add +3 in our local SpamAssassin filters. Of
course, other peo
IP reputation and domain reputation are both vital when moving a
server/service. Even for low visibility mailer domains. Checking the
neighbourhood is an important element of that planning.
Laura I thought your blog post on DKIM very good. I've had several
examples of crap concatenation and simil
> On 26 Mar 2024, at 17:48, Brotman, Alex via mailop wrote:
>
> I'm not on the sending side, but I will note there are several ESPs running
> out of EC2. Some seem to use their own IP ranges, some do not.
Yeah, and they had problems in the past where some major ISPs were blocking all
space