[165863] in North American Network Operators' Group

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Re: d6991.com traffic

daemon@ATHENA.MIT.EDU (Paul Ferguson)
Mon Sep 23 20:11:40 2013

Date: Mon, 23 Sep 2013 17:11:03 -0700
From: Paul Ferguson <fergdawgster@mykolab.com>
To: fire-eyes <sgtphou@fire-eyes.org>
In-Reply-To: <5240D654.1010402@fire-eyes.org>
Cc: nanog@nanog.org
Reply-To: fergdawgster@mykolab.com
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

On 9/23/2013 5:01 PM, fire-eyes wrote:

> It's DNS reflection attack noise:
>
> http://dnsamplificationattacks.blogspot.com/2013/09/domain-d6991com.html
>
> This is a good blog for observing the domains and frequent correlation
> of items in whois and other traits that indicate much of this is done by
> the same actors.
>


Thanks for the pointer. :-)

- ferg


> On 09/23/2013 12:55 PM, Christopher Hunt wrote:
>> Beginning about 0900UTC we began seeing about 50x our usual DNS traffic.
>>   75% of the traffic is for d6991.com.  Does anyone else see this?
>> Who are
>> these folks (WEBNIC.CC)?
>>
>> -chris
>>
>
>
>
>


-- 
Paul Ferguson
Vice President, Threat Intelligence
Internet Identity, Tacoma, Washington  USA
IID --> "Connect and Collaborate" --> www.internetidentity.com


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