[Pdns-users] Malformed qdomain

bert hubert bert.hubert at netherlabs.nl
Wed Aug 16 14:09:11 UTC 2006


On Wed, Aug 16, 2006 at 03:51:04PM +0200, Simon Pearce wrote:
> I switched 250 of our DNS servers from bind9 to powerdns today. Our log
> file are filled with malformed query domains like this:

Wow. 

> Aug 16 13:45:43 rs2 pdns[13527]: Received a malformed qdomain from
> 164.128.36.54, '@.egger-dietikon.ch': dropping

> Recursion is allowed our recursion server is a djbdns server could that
> be a problem? All these domains seem to have an @ sign in them. If you
> need further infos or my pdns.conf please drop me an email.

This is generally caused by typos and flaky software. The messages can be a
nuisance however.

Please find a fix that makes PowerDNS quiet over these errors if
'log-dns-details' is set to off here:

            http://wiki.powerdns.com/projects/trac/changeset/878

To apply this fix, see:

             http://wiki.powerdns.com/projects/trac/wiki/HACKING

Good luck!

-- 
http://www.PowerDNS.com      Open source, database driven DNS Software 
http://netherlabs.nl              Open and Closed source services


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