full-disclosure - Reverse dns

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Message-ID: <200503102302.j2AN2JAO019895@turing-police.cc.vt.edu>
From: Valdis.Kletnieks at vt.edu (Valdis.Kletnieks@...edu)
Subject: Reverse dns 

On Thu, 10 Mar 2005 13:37:07 CST, Paul Schmehl said:

> 3) Rather than hiding hostnames (which is a trivial security gain anyway) 
> we should *move* hosts to private space unless their owners can provide a 
> compelling reason for needing an internet-resolveable address.

And having done that, make sure they have PTR records visible in your private
network. :)

(The tough part is making sure that you *properly* deploy a split-view DNS so
you don't leak references to 1918 addresses to the outside world...)
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