nanog mailing list archives

Re: I got a live one! - Spam source


From: Suresh Ramasubramanian <ops.lists () gmail com>
Date: Wed, 25 Nov 2009 11:15:20 +0530

On Wed, Nov 25, 2009 at 8:52 AM, Russell Myba <rusmyba () gmail com> wrote:
Looks like of our customers has decided to turn their /24 into a nice little
space spewing machine.  Doesn't seem like just one compromised host.

Reverse DNS for most of the /24 are suspicious domains.  Each domain used in
the message-id forwards to a single .net which lists their mailing address
as a PO box an single link to an unsubscribe field.

Sounds like what spamhaus.org calls snowshoe. What /24 would this be?


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