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Re: [dane] Behavior in the face of no answer?

Warren Kumari <warren@kumari.net> Mon, 07 May 2012 14:46 UTC

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From: Warren Kumari <warren@kumari.net>
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Date: Mon, 7 May 2012 10:46:28 -0400
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References: <20120504021044.GB4560@mail.yitter.info> <B25C977F-6B4E-458C-879D-A36EDB94DA75@icsi.berkeley.edu> <20120504023602.GA4683@mail.yitter.info> <CABcZeBO93n_C5detefBcOjAoswe2inGKDj65gQPDQmREyGnhAw@mail.gmail.com> <20120504112922.GB4929@mail.yitter.info> <CABcZeBPTTa07iUHo9XL5WrHGMYHwaQzs6xYtiF25O4Jek8E3RQ@mail.gmail.com> <20120504144426.GD4929@mail.yitter.info> <CABcZeBOM_0L42Rng75AsVda9u4G=FH8=OB8Qg=nQpL-BzRoBuQ@mail.gmail.com> <20120504165512.GC7394@mail.yitter.info> <CABcZeBO4zRSa=JexqZ8uw7o26tM4SZk2GDivTAWD5ZF1pZR9Og@mail.gmail.com> <20120504194132.GF7394@mail.yitter.info> <alpine.LFD.2.02.1205041553030.7798@bofh.nohats.ca> <AD11709E-F662-492E-BE3B-23ADD82536F0@icsi.berkeley.edu>
To: Nicholas Weaver <nweaver@icsi.berkeley.edu>
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Cc: Paul Wouters <paul@nohats.ca>, dane@ietf.org
Subject: Re: [dane] Behavior in the face of no answer?
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On May 4, 2012, at 4:12 PM, Nicholas Weaver wrote:

> 
> On May 4, 2012, at 1:03 PM, Paul Wouters wrote:
> 
>> On Fri, 4 May 2012, Andrew Sullivan wrote:
>> 
>>> I believe it is possible to get a useful response that has nothing in
>>> the Answer, Authority, and Additional sections only if you trust your
>>> upstream, you trust the connection somehow, you set CD=0, and you get
>>> AD=1 on the response.  In that case, I believe it is a legitimate
>>> NODATA response (though I don't know of any implementation that works
>>> this way), and it is validated.
>> 
>> How many months until Rogers (or OpenDNS, or...) starts spitting out AD=1
>> on their DNS rewriting schemes?
> 
> Xerocole already says "Just do it"...

Win!

W

> 
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