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Ralph Seichter macports-ml at
Thu Nov 3 01:26:08 CET 2016

On 03.11.16 01:06, Rainer Müller wrote:

> For sender domains with a strict DMARC policy (p=reject or
> p=quarantine), the From address will be rewritten to the list
> address and the original sender will be in Reply-To.

This implies that you'll need SPF to pass for the mailing list's domain
if DKIM fails due to message body modifications, in order to achieve an
overall DMARC pass. I am assuming you're aware of this, though.

> To avoid invalidating DKIM at all, we would indeed need to remove the
> footers.

Indeed. Nudge, nudge. ;-)


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