.@ Tony Finch – blog


Try learning about SpamAssassin's notfirsthop DNS blacklist option, and why it might be a sensible idea, you utter cretins.

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   SMTP error from remote mail server after end of data:
   host smtp.pts.edu [72.22.0.101]:
   554 Service unavailable; Client host [ppsw-5.csi.cam.ac.uk]
       blocked using Barracuda Reputation;
       http://bbl.barracudacentral.com/q.cgi?ip=86.165.170.59

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 Return-path: 
 X-Cam-SpamDetails: Not scanned
 X-Cam-AntiVirus: No virus found
 X-Cam-ScannerInfo: http://www.cam.ac.uk/cs/email/scanner/
 Received: from [86.165.170.59] (port=51166 helo=[192.168.1.2])
           by ppsw-5.csi.cam.ac.uk (smtp.hermes.cam.ac.uk [131.111.8.155]:587)
           with esmtpsa (PLAIN:zzz99) (TLSv1:AES128-SHA:128)
           id 1JHf30-0003CD-Il (Exim 4.67)
           (return-path ); Wed, 23 Jan 2008 12:49:42 +0000
 Mime-Version: 1.0 (Apple Message framework v752.3)
 Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed
 ...