unexpected RCODE (REFUSED) resolving

Tue Aug 3 14:26:25 UTC 2010

Hello,

since today morning (~06:30 CEST) I get several 1.000 errors like:

----[ '/var/log/named.log' ]--------------------------------------------
Aug  3 10:12:39 dns1 named[26425]: 03-Aug-2010 10:12:39.951 lame-servers: info: unexpected RCODE (REFUSED) resolving 'lists.colo.xensource.com/A/IN': 68.156.138.136#53
Aug  3 10:12:40 dns1 named[26425]: 03-Aug-2010 10:12:40.298 lame-servers: info: unexpected RCODE (REFUSED) resolving 'lists.colo.xensource.com/AAAA/IN': 66.165.176.24#53
Aug  3 10:12:40 dns1 named[26425]: 03-Aug-2010 10:12:40.439 lame-servers: info: unexpected RCODE (REFUSED) resolving 'lists.colo.xensource.com/AAAA/IN': 68.156.138.136#53
Aug  3 11:11:07 dns1 named[26425]: 03-Aug-2010 11:11:07.670 lame-servers: info: FORMERR resolving 'ns.xinnet.cn/AAAA/IN': 61.155.152.86#53
Aug  3 11:12:07 dns1 named[26425]: 03-Aug-2010 11:12:07.259 lame-servers: info: unexpected RCODE (SERVFAIL) resolving 'kernelnewbies.org/NS/IN': 85.118.1.10#53
Aug  3 11:12:07 dns1 named[26425]: 03-Aug-2010 11:12:07.380 lame-servers: info: unexpected RCODE (SERVFAIL) resolving 'nl.linux.org/A/IN': 131.211.29.16#53
Aug  3 11:12:07 dns1 named[26425]: 03-Aug-2010 11:12:07.381 lame-servers: info: unexpected RCODE (SERVFAIL) resolving 'nl.linux.org/MX/IN': 131.211.29.16#53
Aug  3 11:39:22 dns1 named[26425]: 03-Aug-2010 11:39:22.848 lame-servers: info: FORMERR resolving 'tehrooz.com/NS/IN': 79.175.164.23#53
Aug  3 11:41:23 dns1 named[26425]: 03-Aug-2010 11:41:23.649 lame-servers: info: unexpected RCODE (REFUSED) resolving 'lists.colo.xensource.com/A/IN': 68.156.138.136#53
Aug  3 11:41:23 dns1 named[26425]: 03-Aug-2010 11:41:23.975 lame-servers: info: unexpected RCODE (REFUSED) resolving 'lists.colo.xensource.com/AAAA/IN': 68.156.138.136#53
Aug  3 11:41:24 dns1 named[26425]: 03-Aug-2010 11:41:24.135 lame-servers: info: unexpected RCODE (REFUSED) resolving 'lists.colo.xensource.com/AAAA/IN': 66.165.176.24#53
Aug  3 11:51:06 dns1 named[26425]: 03-Aug-2010 11:51:06.272 lame-servers: info: unexpected RCODE (REFUSED) resolving 'tallyho.bc.nu/A/IN': 209.132.176.100#53
Aug  3 12:12:30 dns1 named[26425]: 03-Aug-2010 12:12:30.505 lame-servers: info: unexpected RCODE (SERVFAIL) resolving 'ns2.telkom.co.za/A/IN': 196.7.142.133#53
Aug  3 12:12:30 dns1 named[26425]: 03-Aug-2010 12:12:30.513 lame-servers: info: unexpected RCODE (SERVFAIL) resolving 'ns3.telkom.co.za/A/IN': 196.7.142.133#53
Aug  3 12:12:30 dns1 named[26425]: 03-Aug-2010 12:12:30.515 lame-servers: info: unexpected RCODE (SERVFAIL) resolving 'ns2.telkom.co.za/AAAA/IN': 196.7.142.133#53
Aug  3 12:12:30 dns1 named[26425]: 03-Aug-2010 12:12:30.522 lame-servers: info: unexpected RCODE (SERVFAIL) resolving 'ns3.telkom.co.za/AAAA/IN': 196.7.142.133#53
Aug  3 12:41:42 dns1 named[26425]: 03-Aug-2010 12:41:42.753 lame-servers: info: unexpected RCODE (REFUSED) resolving 'lists.colo.xensource.com/A/IN': 68.156.138.136#53
Aug  3 12:41:43 dns1 named[26425]: 03-Aug-2010 12:41:43.101 lame-servers: info: unexpected RCODE (REFUSED) resolving 'lists.colo.xensource.com/AAAA/IN': 66.165.176.24#53
Aug  3 12:41:43 dns1 named[26425]: 03-Aug-2010 12:41:43.240 lame-servers: info: unexpected RCODE (REFUSED) resolving 'lists.colo.xensource.com/AAAA/IN': 68.156.138.136#53
Aug  3 13:11:24 dns1 named[26425]: 03-Aug-2010 13:11:24.187 lame-servers: info: unexpected RCODE (SERVFAIL) resolving '34.46.85.18.in-addr.arpa/PTR/IN': 18.85.2.171#53
Aug  3 13:16:17 dns1 named[26425]: 03-Aug-2010 13:16:17.355 lame-servers: info: unexpected RCODE (REFUSED) resolving '110.241.42.70.in-addr.arpa/PTR/IN': 68.156.138.136#53
------------------------------------------------------------------------

The weird thing is, normaly I see between 40 and 100 per day, but  today
more then 7000.  What can this be?

Thanks, Greetings and nice Day/Evening
    Michelle Konzack

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