>> ad4f0.5040...@roessner-net.com is a message-ID, not an email address. > > Here it is used as an email-address > That was the original recipient address that was shown in my daily logs. So I tested the situation with the same destination from web.de.
>> Then they send spam to that message-ID thinking it's an email address. >> The RHS is correct, so your Postfix server initially accepts it. > > And that's the problem. Why? > >> You're apparently relaying to a content filter before doing recipient >> address verification. > > As you can see from his postconf -n, he IS doing recipient address > verification Now you are at the same point like I :-) Why is it not rejecting? Christian --- Roessner-Network-Solutions Bachelor of Science Informatik Nahrungsberg 81, 35390 Gießen F: +49 641 5879091, M: +49 176 93118939 USt-IdNr.: DE225643613 http://www.roessner-network-solutions.com
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