... that sender uses an invalid sender mail address
Hi,
I am afraid it might be some more complicated. I also see such
<dev-apps-seamonkey-bounces+rainerbielefeld_nurng=bielefeldundbuss...@lists.mozilla.org>,
even in the confirmation mail that I am a subscriber for that list. I
will ask mailmanager ....
Best Regards
Rainer Bielefeld
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