Hi. On Thu, Mar 30, 2023 at 09:30:49AM +0100, Julian Gilbey wrote: > I wonder if anyone has any idea about how to track this down?
I'd check /var/log/exim4/mainlog first, obviously. For instance, your mail was sent to my MTA by bendel.d.o, as is should be: $ grep ZmNnhCgr7-N.A.uSE.A2UJkB /var/log/exim4/mainlog 2023-03-30 10:51:15 1pho03-0000QZ-9B <= bounce-debian-user=deb=enotuniq....@lists.debian.org H=bendel.debian.org [82.195.75.100] P=esmtps X=TLS1.3:ECDHE_X25519__ECDSA_SECP384R1_SHA384__AES_256_GCM:256 CV=no S=5087 id=ZmNnhCgr7-N.A.uSE.A2UJkB@bendel Reco
