Yenya's World

Mon, 12 Mar 2007

Greylisting Statistics

The postmaster of the domain has finally enabled greylisting on the central relay. About two weeks ago for our faculty subdomain,, a week ago for the domain as well.

greylisting stats

The above graph shows the number of open outgoing SMTP connections at mailserver. It is nice to see it constantly decreasing in the last week (yes, qmail's delayed bounces are evil).

As for my personal mailbox, yestedays monthly rotate of the spambox revealed that I had slightly above 50 000 spams last month, which is a 50% drop from the previous month. Given the greylisting has been active for two weeks only (or a single week for, the real number is somewhere around 75-80%. Not bad, isn't it?

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Jan "Yenya" Kasprzak

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