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Re: SPF and SMTP 551/251 result codes.

2004-03-27 03:29:06
On Fri, 2004-03-26 at 17:24 -0500, Theo Schlossnagle wrote:
If a forwarder chooses to forward mail to 
roleaccount(_at_)whitehouse(_dot_)gov, it 
will come from that machine.  If a forwarder decided it didn't like a 
bulk mailer (legit or not) it could just start returning 551 try 
<roleaccount(_at_)whitehouse(_dot_)gov> and then the bulk mailer is going to 
effectivelty attach the whitehouse.gov mail systems.

Perhaps. So a bulk mailer might choose not to implement this for the
mail which is part of a bulk mailing. For normal mail it really doesn't
cause that much of a problem.

-- 
dwmw2



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