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

Jim Popovitch jimpop at gmail.com
Mon Aug 3 14:56:48 UTC 2015

On Sat, Aug 1, 2015 at 2:22 PM, Mark Jeftovic <markjr at easydns.com> 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.

So is this not considered a good use:

~$ dig NS speedyiguana.com

~$ host ns1.speedyiguana.net
ns1.speedyiguana.net has address

~$ host domain name pointer ns1.domainmail.org.

-Jim P.

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