请教DNS转发服务的问题！

kowilder

我的Linux代理服务器开启了DNS转发，结果出现了如下日志，请问是怎么回事？
Feb 15 11:36:10 Redhat named[3217]: lame server resolving 'www.picrack.com' (in 'picrack.com'?): 66.111.216.29#53
Feb 15 11:36:15 Redhat named[3217]: lame server resolving 'www.picrack.com' (in 'picrack.com'?): 66.111.216.28#53
Feb 15 14:43:49 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 217.172.191.8#53
Feb 15 14:43:57 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 69.64.44.20#53
Feb 15 14:45:45 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 69.64.44.20#53
Feb 15 14:45:45 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 217.172.191.8#53
Feb 15 14:50:34 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 69.64.44.20#53
Feb 15 14:50:34 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 217.172.191.8#53
Feb 15 14:50:41 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 69.64.44.20#53
Feb 15 14:50:41 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 217.172.191.8#53
Feb 15 14:52:44 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 69.64.44.20#53
Feb 15 14:52:44 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 217.172.191.8#53
Feb 15 14:52:51 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 69.64.44.20#53
Feb 15 14:52:51 Redhat named[3217]: lame server resolving 'a.0110101.info' (in '0110101.INFO'?): 217.172.191.8#53
Feb 15 18:39:28 Redhat named[3217]: lame server resolving 'joke.lady.tom.com' (in 'tom.com'?): 202.45.84.67#53
Feb 16 09:31:08 Redhat named[3217]: lame server resolving 'cncement.com' (in 'cncement.com'?): 211.155.224.86#53