[Pdns-users] CNAME answer problem?
bert.hubert at netherlabs.nl
Fri Aug 10 11:23:34 UTC 2007
On Fri, Aug 10, 2007 at 01:16:50PM +0200, Joyce LAMBERT wrote:
> Do you know in witch RFC we can find this 'Algorithm', it seem that the
> cname reply with servfail is a problem for some web hosting and for DNSSTUFF
It is only a problem for 'DNSSTUFF'.
This has been discussed on the IETF DNS working group mailing list:
"a truncated CNAME chain, where the "next hop" is in a zone the current
server isn't authoritative for and recursion is disabled IS a "problem with
the name server" and in this case "2" (SERVFAIL) is the appropriate
In practice, BIND 8 has the same behaviour as PowerDNS, so if it is a
problem in PowerDNS, it is a problem the whole world shares.
http://www.PowerDNS.com Open source, database driven DNS Software
http://netherlabs.nl Open and Closed source services
More information about the Pdns-users