dns logs - unapproved query from

[linux_spartacus]

Ive got these message a lot after putting some restrictions on my dns conf. what are these?

Sep 29 14:49:25 dns1 named[79209]: unapproved query from [203.131.131.35].1080 for "www.microsoft.com <http://www.microsoft.com>"
Sep 29 14:49:25 dns1 named[79209]: unapproved query from [202.147.29.196].53173 for "164.151.161.68.in-addr.arpa"
Sep 29 14:49:25 dns1 named[79209]: unapproved query from [202.147.29.196].53173 for "164.151.161.68.in-addr.arpa"
Sep 29 14:49:26 dns1 named[79209]: unapproved query from [203.131.131.35].1493 for "pwn.nauf.info"
Sep 29 14:49:28 dns1 named[79209]: unapproved query from [203.131.131.35].1522 for "ern.nnctx.com.ru"
Sep 29 14:49:29 dns1 named[79209]: unapproved query from [203.131.131.35].1527 for "0.0.29.13"
Sep 29 14:49:30 dns1 named[79209]: unapproved query from [203.131.131.35].1080 for "www.microsoft.com <http://www.microsoft.com>"
Sep 29 14:49:31 dns1 named[79209]: unapproved query from [203.131.131.35].1542 for "pwn.nauf.info"
Sep 29 14:49:32 dns1 named[79209]: unapproved query from [203.131.131.35].1027 for "360.yahoo.com"
Sep 29 14:49:32 dns1 named[79209]: unapproved query from [203.131.131.35].1409 for "360.yahoo.com"
Sep 29 14:49:33 dns1 named[79209]: unapproved query from [203.131.131.35].1054 for "download.microsoft.com"
Sep 29 14:49:33 dns1 named[79209]: unapproved query from [203.131.131.35].1054 for "main.dl.ms.akadns.net"
Sep 29 14:49:33 dns1 named[79209]: unapproved query from [203.131.131.35].1054 for "www.microsoft.com <http://www.microsoft.com>"
Sep 29 14:49:34 dns1 named[79209]: unapproved query from [203.131.131.35].1054 for "toggle.www.ms.akadns.net"
Sep 29 14:49:34 dns1 named[79209]: unapproved query from [203.131.131.35].1315 for "us.i1.yimg.com"
Sep 29 14:49:34 dns1 named[79209]: unapproved query from [203.131.131.35].1409 for "us.i1.yimg.com"
Sep 29 14:49:35 dns1 named[79209]: unapproved query from [203.131.131.35].1080 for "www.microsoft.com <http://www.microsoft.com>"
Sep 29 14:49:36 dns1 named[79209]: unapproved query from [203.131.131.35].1054 for "g.msn.com"
Sep 29 14:49:36 dns1 named[79209]: unapproved query from [203.131.131.35].1586 for "nnpy.nnctx.com.ru"
Sep 29 14:49:36 dns1 named[79209]: unapproved query from [203.131.131.35].1054 for "g.msn.com"

[apsivam]

This is most probably some one who is not in your allow-query ACL is using/querying your DNS server.