bind-9.7.2 not forward CNAMEDed domain names

Drunkard Zhang gongfan193 at
Tue Feb 22 09:50:16 UTC 2011

2011/2/22 Florian Weimer <fweimer at>:
> * Drunkard Zhang:
>> The upstream DNS server did responsed correctly, by
>> analysis via tcpdump.  But why bind didn't use THE RESPONSE, but
>> resolves again from root-servers.
> Unfortunately, the information provided by must be
> discarded because that is server is not authoritative for
> From your resolver's perspective, it is a totally unrelated domain
> name.
Thanks! So bind can accept second hand answer, but won't accept third
hand (or more) answer?

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> Florian Weimer                <fweimer at>
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