Re: Sending Bulk Mail - Own SMTP mail server on VPS vs 3rd Party Mail Service

Arjen Lentz via luv-main <luv-main@luv.asn.au> wrote:

Do you have any docu on that? That'd be great.

Here's the official page: https://wiki.list.org/DEV/DMARC In my case, I turned off features of Mailman that modified the subject lines or bodies of outbound messages, thus preventing it from breaking DKIM signatures.