On Jun 18, joost witteveen wrote > > Seriously, though: Is there a way (with procmail or other) that > I can automatically forward all email with non-existant > Reply-To: addresses to /dev/null? That would probably halve the > amount of spam I get. Huh? You meant 'invalid', not 'non-existant', right? Most email doesn't have an Reply-To... no need if the From address is correct. Assuming you were talking about 'invalid' addresses, you'd probably need a small C/perl program to check the addresses (you have to do a DNS lookup for MXes, etc.) Christian
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