Re: [DNSOP] [dns-operations] dnsop-any-notimp violates the DNS standards

Paul Vixie <paul@redbarn.org> Sat, 14 March 2015 05:50 UTC

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Date: Sat, 14 Mar 2015 14:50:14 +0900
From: Paul Vixie <paul@redbarn.org>
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Subject: Re: [DNSOP] [dns-operations] dnsop-any-notimp violates the DNS standards
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i am restricting my CC to "dnsop@", for reasons previously given.


Colm MacCárthaigh wrote:
> On Thu, Mar 12, 2015 at 4:09 PM, Mark Andrews <marka@isc.org> wrote:
>> ...
>> >
>> > If one really wants to reduce the number of packets required with
>> > SMTP processibg just write a RFC that says A and AAAA records should
>> > be returned in the additional section if no MX records exist at the
>> > qname.  This is currently permitted so vendors could do this today.
>
> For some data; Route 53 does do this for MX, NS, SRV and CNAME. It's
> never been a problem, and does seem to speed up processing a little.

i think this shows the need for an RFC on this topic. (and returning
AAAA as additional for A queries, and A as additional for AAAA queries.)


-- 
Paul Vixie