Clarification on CNAME
Sam.Wilson at ed.ac.uk
Wed Jan 26 16:05:09 UTC 2011
In article <mailman.1454.1295874574.555.bind-users at lists.isc.org>,
Matus UHLAR - fantomas <uhlar at fantomas.sk> wrote:
> On 24.01.11 17:13, rams wrote:
> > y resolver is returning multiple CNAMEs for same hostname. But I believe
> > CNAME should not return same hostname with multiple values.
> > Is this behavior is correct. Could you please clarify me.
> it's not. CNAME may be the only record type for a domain, only its signature
> may appear on it...
> the server that returns multiple cnames is broken.
Even more so if the name that the original poster quoted (ramesh.com) is
the one for which the CNAMEs are returned. The real ramesh.com has SOA
and NS because it's delegated from .com (it also has A and MX records)
and therefore can't have a CNAME anyway.
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