[NTLK] Receiving NewtonTalk messages... Gmail issue?

[Grant Hutchinson]

> On Feb 21, 2026, at 12:12 PM, Paul Nuernberger <pen at baroncompsys.com> wrote:
> 
> Which core mail service is mailman relying on as it's only a list management system?

It looks like Plesk is using Postfix.

https://docs.plesk.com/en-US/obsidian/administrator-guide/mail.71434/

Part of the problem is that because the NewtonTalk services rely on Plesk to manages things, I’m stuck with a very outdated version of Mailman (2.1.15), which does not have a lot of the more modern DMARC and other antispam configuration settings.

https://docs.plesk.com/en-US/obsidian/administrator-guide/mail/mailing-lists.59438/

g.