/var/log/messages filling up with these entries

[bhanuprasad1981]

May 18 07:45:17 ecat named[3811]: client 91.121.107.16#42264 (somesite.com): view external: query (cache) 'somesite.com/AAAA/IN' denied
May 18 07:45:17 ecat named[3811]: client 91.121.107.16#17179 (somesite.com): view external: query (cache) 'somesite.com/AAAA/IN' denied
May 18 07:45:17 ecat named[3811]: client 178.33.222.134#25673 (somesite.com): view external: query (cache) 'somesite.com/AAAA/IN' denied
May 18 07:45:17 ecat named[3811]: client 178.33.222.134#23865 (somesite.com): view external: query (cache) 'somesite.com/AAAA/IN' denied
May 18 07:45:17 ecat named[3811]: client 91.121.107.16#52621 (somesite.com): view external: query (cache) 'somesite.com/AAAA/IN' denied
May 18 07:45:17 ecat named[3811]: client 91.121.107.16#40049 (somesite.com): view external: query (cache) 'somesite.com/AAAA/IN' denied
May 18 07:45:17 ecat named[3811]: client 178.33.222.134#27779 (somesite.com): view external: query (cache) 'somesite.com/AAAA/IN' denied
May 18 07:45:17 ecat named[3811]: client 178.33.222.134#41606 (somesite.com): view external: query (cache) 'somesite.com/AAAA/IN' denied
May 18 07:45:17 ecat named[3811]: client 91.121.107.16#17436 (somesite.com): view external: query (cache) 'somesite.com/A/IN' denied
May 18 07:45:17 ecat named[3811]: client 91.121.107.16#24067 (somesite.com): view external: query (cache) 'somesite.com/A/IN' denied
May 18 07:45:17 ecat named[3811]: client 178.33.222.134#58598 (somesite.com): view external: query (cache) 'somesite.com/A/IN' denied
May 18 07:45:17 ecat named[3811]: client 178.33.222.134#38524 (somesite.com): view external: query (cache) 'somesite.com/A/IN' denied

above is example of log message where somesite.com was an ex client of mine who closed his site how i disable this unnecessary logging ?

 

[bhanuprasad1981]

small update i was just checking var logs i found multiple messages files message.1,messages.2 ,xxxx totaling around 1+gb are these files safe to delete ?

 

[Infopro]

Backups, yes you can move them or remove them if you wish. When in doubt, never delete, move instead and make sure nothing breaks.

 

[bhanuprasad1981]

not even 5 days gone this file is back to 600mb how can i stop this ? or can i add this logs to auro rotation by cpanel ?