Re: [exim] Lookups for blacklisted links within messages

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Author: Martin A. Brooks
Date:  
To: Marc Perkel
CC: exim-users @ exim. org
Subject: Re: [exim] Lookups for blacklisted links within messages
Marc Perkel wrote:
> Has anyone done this? What I would like to do is parse out all the links
> within a message and do a DNS lookup on every domain within the message.

If it were possible, http://how.would.you.com/ deal with
http://people.deliberately.co.uk/ seeding emails with
http://non-existant.domains.com/ and thus DoSing your server while it's
wating for http://dns.timeouts.cx/ ?

--

Martin A. Brooks
antibodyMX - antispam and antivirus email filtering.




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