rDNS Round-Robin

[Bryan Irvine]

On Mon, Jul 6, 2009 at 4:08 PM, Kevin Darcy<kcd at chrysler.com> wrote:
> Bryan Irvine wrote:
>>
>> Other than to really annoy me;  is there a valid reason for rr rDNS?
>>
>>
>
> Once upon a time, BIND specifically *disabled* round-robin behavior for
> non-address (A/AAAA) record types. PTR RRsets, among other types, were
> always given in a "fixed" order.
>
> But, I just tried a quick test, and it appears that round-robin has been
> re-enabled for PTRs. Accident? I have no idea why anyone would want this
> behavior, except perhaps to deliberately make things annoying and the query
> results inconsistent, in the hopes that people will prevent the creation of
> round-robin PTRs in the first place.

Yes but is it explicitely forbidden anywhere?  RFC's maybe?  I can't
find anything that says you shouldn't other than the majority of
people say it's dumb.  (Sometimes you need an RFC to point to in order
to get someone to fix something that is clearly not working
correctly).