MySQL Error Log - Warning IP Address could not be resolved

Hi I was looking at my .err file in in var/lib/mysql and noticed these Warnings below, this is the first time I've seen odd IP addresses and hostnames. Does anyone know what this means and if I should be concerned? [QUOTE]131002 18:03:02 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql 131002 18:03:02 [Warning] The syntax '--log-slow-queries' is deprecated and will be removed in a future release. Please use '--slow-query-log'/'--slow-query-log-file' instead. 131002 18:03:03 [Note] Plugin 'FEDERATED' is disabled. 131002 18:03:03 InnoDB: The InnoDB memory heap is disabled 131002 18:03:03 InnoDB: Mutexes and rw_locks use GCC atomic builtins 131002 18:03:03 InnoDB: Compressed tables use zlib 1.2.3 131002 18:03:03 InnoDB: Using Linux native AIO 131002 18:03:04 InnoDB: Initializing buffer pool, size = 128.0M 131002 18:03:06 InnoDB: Completed initialization of buffer pool 131002 18:03:08 InnoDB: highest supported file format is Barracuda. 131002 18:03:14 InnoDB: Waiting for the background threads to start 131002 18:03:15 InnoDB: 5.5.32 started; log sequence number 1756119155 131002 18:03:15 [Note] Server hostname (bind-address): '0.0.0.0'; port: 3306 131002 18:03:15 [Note] - '0.0.0.0' resolves to '0.0.0.0'; 131002 18:03:15 [Note] Server socket created on IP: '0.0.0.0'. 131002 18:03:16 [Note] Event Scheduler: Loaded 0 events 131002 18:03:16 [Note] /usr/sbin/mysqld: ready for connections. Version: '5.5.32-cll' socket: '/var/lib/mysql/mysql.sock' port: 3306 MySQL Community Server (GPL) 131002 23:24:51 [Warning] IP address '1.93.28.196' could not be resolved: Name or service not known 131003 4:56:47 [Warning] IP address '186.235.32.82' could not be resolved: Name or service not known 131003 6:50:33 [Warning] IP address '74.213.184.33' could not be resolved: Name or service not known 131003 9:03:27 [Warning] IP address '60.171.215.146' could not be resolved: Name or service not known 131003 18:13:58 [Warning] IP address '116.255.229.198' could not be resolved: Name or service not known 131003 18:52:05 [Warning] IP address '122.224.97.19' could not be resolved: Name or service not known 131003 23:40:30 [Warning] IP address '115.239.231.80' could not be resolved: Name or service not known 131004 4:59:55 [Warning] IP address '124.130.128.133' could not be resolved: Name or service not known 131004 13:24:52 [Note] Hostname 'running.cageyquietthree.com' does not resolve to '23.89.65.149'. 131004 13:24:52 [Note] Hostname 'running.cageyquietthree.com' has the following IP addresses: 131004 13:24:52 [Note] - 74.50.101.173 131004 13:24:52 [Note] - 184.154.116.186 131004 18:01:56 [Warning] IP address '14.147.74.169' could not be resolved: Name or service not known 131005 17:59:59 [Warning] IP address '180.166.138.77' could not be resolved: Name or service not known 131006 3:18:46 [Warning] IP address '1.82.191.70' could not be resolved: Name or service not known 131006 8:54:54 [Warning] IP address '1.82.184.243' could not be resolved: Name or service not known