"list-unsubscribe" mail header & no footer

Ralph Seichter ralph at ml.seichter.de
Tue Apr 5 18:30:36 UTC 2022


* André-John Mas:

> I just noticed that the emails for "macports users" aren't showing the
> "unsubscribe" button in Apple Mail and they don't have a footer to
> link to unsubscribe instructions, as I am used to seeing in other list
> server based messages.

All messages from this mailing list have a "List-Unsubscribe" and
various other List-* headers. That's all a decent MUA requires. Message
footers and subject prefixes break DKIM signatures and are therefore to
be avoided.

-Ralph


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