$dns_cmd = exec("/bin/ps aux | /usr/bin/grep named | /usr/bin/cut -c 67-100");
	
if ($dns_cmd == "/usr/sbin/named -u bind") {
	echo "<b>DNS Server:<font color=green> Online</font></b><br>";
} else {
	echo "<b>DNS Server:<font color=red> Offline</font></b><br>";
}