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Re: [DNSOP] RFC2317 Question: Resolving cname delegation

Hector Santos <hsantos@isdg.net> Thu, 31 August 2017 12:56 UTC

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Date: Thu, 31 Aug 2017 08:56:24 -0400
From: Hector Santos <hsantos@isdg.net>
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Subject: Re: [DNSOP] RFC2317 Question: Resolving cname delegation
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On 8/30/2017 3:53 PM, Tony Finch wrote:
> Hector Santos <hsantos@isdg.net> wrote:
>>
>> Not expecting this in my DNS resolver code, I modified the resolver to take
>> the CNAMEs into account and return the host names instead.  Was this the
>> correct thing to do, thus providing the same results regardless of the query
>> location?
>
> Yes.
>
> You should also make sure your response parser isn't tripped up by DNAME
> records (you can safely skip them).

Ok, I'm going to explore DNAME types (at least it to my resolver).

> See also https://tools.ietf.org/html/draft-fanf-dnsop-rfc2317bis which
> sadly ran out of steam and stalled...

Interesting. Thanks for the note.

-- 
HLS

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