BenV's notes

Tag: spamdyke

Qmail + Spamdyke and fail2ban

by BenV on Nov.03, 2009, under Morons, Software

Yesterday evening I was curiously looking at some tcpdump traffic that went through our dom0 of Xenbro. There seemed to be a ton of weird DNS requests. And with weird I mean spamlike domains, like familiesfirstmedical.com. After wondering for a bit I realized they were coming from our service domU that runs mail for the junerules.com domain. (continue reading…)

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