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Performance Issues - PTR Records
- Subject: Performance Issues - PTR Records
- From: Valdis.Kletnieks at vt.edu (Valdis.Kletnieks at vt.edu)
- Date: Mon, 07 Nov 2011 02:34:17 -0500
- In-reply-to: Your message of "Mon, 07 Nov 2011 01:09:19 CST." <[email protected]>
- References: <[email protected]>
On Mon, 07 Nov 2011 01:09:19 CST, Robert Bonomi said:
> You're missing some 'obvious' considerations. Consider a spam complaint
> sent with 'full headers' included. The rDNS _at_the_time_of_the_crime_
> is present in the complaint.
And if the rDNS isn't provided, any sane MTA will have included the IP address
and timestamp involved, which shouldn't take you all *that* much longer to
track down to one of your users.
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