[nsp-sec] Ack: Re: 700K Open Resolver List

Steven Matkoski matkoski at nysernet.org
Mon Apr 13 08:40:26 EDT 2009


ack AS# 12,20, 3754, 3755, 4190, 5719, 31822

At 07:54 PM 4/10/2009, Stephen Gill wrote:
>----------- nsp-security Confidential --------
>
>Hi Team,
>
>I took a somewhat restrictive view of the pcaps we have and parsed out about
>700K open resolvers used in the latest DNS amplifier attack across ~10K
>ASNs.  I believe there were closer to 1 Million total.
>
>You can find the data split up by ASN here:
>
>https://www.cymru.com/nsp-sec/Owned/recursive3/
>
>ASNs affected:
>
>https://www.cymru.com/nsp-sec/Owned/recursive3/asns.txt
>
>Please do not download the entire list and only fetch the ones you have
>control or influence over.
>
>Comments/questions welcome & have a great weekend!
>
>Cheers,
>-- steve
>
>--
>Stephen Gill, Chief Scientist, Team Cymru
>http://www.cymru.com | +1 630 230 5423 | gillsr at cymru.com
>
>
>
>
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