[dns-operations] does it matter when nameserver recs have non-matching PTRs ?

Paul Vixie paul at redbarn.org
Sat Aug 1 18:25:07 UTC 2015

Mark Jeftovic wrote:
> ...
> Ideally there is some leeway for common sense, i.e.
> ns1.example.com is temporarily using
> and if the PTR on has a PTR to another hostname under the
> same superdomain (example.com), it should signal the same intent.
> If the IP PTR's back to mx.hotmail.com, then sure, I can see the
> reluctance to allowing the delegation.

you sound like a guy who is about ready to publish the -00 version of an
internet draft recommending some naming practices and qualification
criteria for registries and registrars. if so, then the 'dnsop' list is
where to take it next, and, i'll be a reviewer.

Paul Vixie

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