On Fri, Feb 17, 2012 at 3:54 PM, Reindl Harald <h.rei...@thelounge.net> wrote: > how do other people act with such braindead sh**t?
Look into greylisting it. You'll find that greylisting could very well deal with most of the bots that things like zen.spamhaus.org would normally deal with. And strictly speaking, you're not filtering it -- just making a policy decision to not accept the transaction before the DATA section ;)