[161791] in North American Network Operators' Group

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Re: Open Resolver Problems

daemon@ATHENA.MIT.EDU (Mark Andrews)
Tue Mar 26 22:50:40 2013

To: Matthew Petach <mpetach@netflight.com>
From: Mark Andrews <marka@isc.org>
In-reply-to: Your message of "Tue, 26 Mar 2013 19:14:08 PDT."
 <CAEmG1=qgJmvCXg9qvk8RVtURyAWmuQLz7yWraQ4TPUkccPxoLw@mail.gmail.com>
Date: Wed, 27 Mar 2013 13:50:20 +1100
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org


In message <CAEmG1=qgJmvCXg9qvk8RVtURyAWmuQLz7yWraQ4TPUkccPxoLw@mail.gmail.com>
, Matthew Petach writes:
> In terms of impacts people are feeling today, is most of the pain
> coming from open recursive servers being abused by miscreants,
> or from miscreants doing spoofed queries against authoritative
> nameservers?

Both are currently being abused.

Rate limiting itself causes operational problems for legitimate
users of authoritative servers and will only have a limited effect
for a limited time.  It is a stop gap measure.

Mark
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka@isc.org


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