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

Colm MacCárthaigh colm at allcosts.net
Sat Mar 14 04:42:33 UTC 2015

On Thu, Mar 12, 2015 at 4:09 PM, Mark Andrews <marka at isc.org> wrote:
> In message <3D558422-D5DA-4434-BDED-E752BA353358 at flame.org>, Michael Graff writes:
>> What problem are we specifically trying to solve here again?
> A non-problem for most of us.
>> Michael
> 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.


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