d6991.com traffic

Dobbins, Roland rdobbins at arbor.net
Mon Sep 23 17:25:02 UTC 2013

On Sep 24, 2013, at 12:11 AM, Chris Hunt wrote:

> That is a problem, but I'm seeing a lot of queries from residential users for what seems to me an obscure name hostied in Asia.  I'm
> guessing some kind of bot traffic...

They may be open recursors being leveraged for DNS reflection/amplification DDoS (many CPE devices are broken this way).  Check some of the CPEs to see if they're open recursors:


Roland Dobbins <rdobbins at arbor.net> // <http://www.arbornetworks.com>

	  Luck is the residue of opportunity and design.

		       -- John Milton

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