Robert Schetterer wrote the following on 3/4/2013 12:37 PM:
Am 04.03.2013 19:31, schrieb Blake Hudson:
OK, so we ask for a PTR on 212.0.171.63.in-addr.arpa and instead receive
a CNAME (with additional). Did anyone notice that the CNAME does not
resolve?
yeah ,my dns cache didnt resolved it
had to be reloaded


Best Regards
MfG Robert Schetterer

Robert, you show the same problem as me (different version of bind 9.8.x). Seems to be a bind 9.8 specific behavior to return SERVFAIL on this lookup. FWIW, Bind 9.2.x uses the additional info in the first query results without performing any lookup/validation on the CNAME (63.171.0.212.cust.lkq.sprintlink.net).

flushing cache or restarting bind does not resolve the issue. Unless you can show me otherwise...

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