No issue with the server but the software
With bind it looks like we have some permission issues:
Jan 30 16:22:48 vps named[5346]: using up to 4096 sockets
Jan 30 16:22:48 vps named[5346]: loading configuration from '/etc/named.conf'
Jan 30 16:22:48 vps named[5346]: using default UDP/IPv4 port range: [1024, 65535]
Jan 30 16:22:48 vps named[5346]: using default UDP/IPv6 port range: [1024, 65535]
Jan 30 16:22:48 vps named[5346]: listening on IPv4 interface lo, 127.0.0.1#53
Jan 30 16:22:48 vps named[5346]: listening on IPv4 interface venet0:0, 5.104.105.11#53
Jan 30 16:22:48 vps named[5346]: generating session key for dynamic DNS
Jan 30 16:22:48 vps named[5346]: sizing zone task pool based on 6 zones
Jan 30 16:22:48 vps named[5346]: set up managed keys zone for view _default, file 'managed-keys.bind'
Jan 30 16:22:48 vps named[5346]: command channel listening on 127.0.0.1#953
Jan 30 16:22:48 vps named[5346]: command channel listening on ::1#953
Jan 30 16:22:48 vps named[5346]: the working directory is not writable
Jan 30 16:22:48 vps named[5346]: managed-keys-zone: loaded serial 0
Jan 30 16:22:48 vps named[5346]: zone arxnxx.com/IN: loaded serial 2014013015
Jan 30 16:22:48 vps named[5346]: zone c4eg.com/IN: loaded serial 2014013015
Jan 30 16:22:48 vps named[5346]: zone vmahmoud.com/IN: loaded serial 2014013017
Jan 30 16:22:48 vps named[5346]: zone hgufgames.com/IN: loaded serial 2014013015
Jan 30 16:22:48 vps named[5346]: zone abouseifein-qatar.com.qa/IN: loaded serial 2014013015
Jan 30 16:22:48 vps named[5346]: zone rabbitune.com/IN: loaded serial 2014013016
Jan 30 16:22:48 vps named[5346]: all zones loaded
Jan 30 16:22:48 vps named[5346]: running
Jan 30 16:22:48 vps named[5346]: zone c4eg.com/IN: sending notifies (serial 2014013015)
Jan 30 16:22:48 vps named[5346]: zone abouseifein-qatar.com.qa/IN: sending notifies (serial 2014013015)
Jan 30 16:22:48 vps named[5346]: zone vmahmoud.com/IN: sending notifies (serial 2014013017)
Jan 30 16:22:48 vps named[5346]: zone rabbitune.com/IN: sending notifies (serial 2014013016)
….