On 5/8/21 2:53 PM, jonathan.mailing.li...@gmail.com wrote:
>
> These have included "Rejected by header based Anti-Spoofing policy" (an
> organisation using Mimecast recognising its own email address in the From:
> header),
Recent Mailman 2.1 (>=2.1.30) has a feature to specify via address or
reg
I've had quite a lot of bounces recently. This seems largely to have been
because my hosting company was having difficulty sending to Outlook (and
therefore maybe Microsoft servers generally). But I've been taking more
interest in the bounce messages as well.
These have included "Rejected by he
