On Fri, Mar 04, 2022 at 03:15:59PM +0100, Baptiste Beauplat wrote: > On 3/4/22 14:40, Bastian Blank wrote: > > On Fri, Mar 04, 2022 at 12:38:02PM +0100, Baptiste Beauplat wrote: > >> We recently discovered that Gmail started to bounce email from > >> mentors.debian.net with the following message: > > > > Can you please share the complete headers of the bounced message? Aka > > the thing in the message/rfc822 part of the DSN message. Right now we > > don't know what they see from your explanation. > > I'm attached the bounce. > > Am I mistaken in thinking that's only a case of simply rejecting > unsigned DKIM email?
I reproduced a similar problem, then set up DKIM for myself and everything then worked, so I think you're correct. The links in the original d-d-a email were mostly stale, but I found https://bynicolas.com/server/exim-multi-domain-dkim-custom-selector/ helpful in getting this going with my local Exim setup. -- Colin Watson (he/him) [cjwat...@debian.org]