51.139 is a class B of IPs

Sample IPs from the class B 51.139

51.139.17.242	View precise location of 51.139.17.242 on the map!
51.139.140.116	View precise location of 51.139.140.116 on the map!
51.139.253.140	View precise location of 51.139.253.140 on the map!
51.139.150.100	View precise location of 51.139.150.100 on the map!
51.139.87.175	View precise location of 51.139.87.175 on the map!
51.139.217.187	View precise location of 51.139.217.187 on the map!
51.139.41.91	View precise location of 51.139.41.91 on the map!
51.139.146.223	View precise location of 51.139.146.223 on the map!
51.139.214.140	View precise location of 51.139.214.140 on the map!
51.139.178.115	View precise location of 51.139.178.115 on the map!
51.139.198.176	View precise location of 51.139.198.176 on the map!