Martin A. Brooks wrote:
> 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/ ?
>
I'm not going to do lookups to the domains themselves. It will be 
lookups in my own lists.

example.com.uribl.junkemailfilter.com



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