239.51.65 is a class C of IPs

Sample IPs from the class C 239.51.65

239.51.65.172	View precise location of 239.51.65.172 on the map!
239.51.65.102	View precise location of 239.51.65.102 on the map!
239.51.65.121	View precise location of 239.51.65.121 on the map!
239.51.65.163	View precise location of 239.51.65.163 on the map!
239.51.65.127	View precise location of 239.51.65.127 on the map!
239.51.65.234	View precise location of 239.51.65.234 on the map!
239.51.65.146	View precise location of 239.51.65.146 on the map!
239.51.65.173	View precise location of 239.51.65.173 on the map!
239.51.65.3	View precise location of 239.51.65.3 on the map!
239.51.65.12	View precise location of 239.51.65.12 on the map!
239.51.65.70	View precise location of 239.51.65.70 on the map!

10 Random IPs

116.37.240.250	Find precise map location of 116.37.240.250
200.234.60.49	Find precise map location of 200.234.60.49
124.154.183.160	Find precise map location of 124.154.183.160
111.201.3.1	Find precise map location of 111.201.3.1
220.165.251.93	Find precise map location of 220.165.251.93
249.131.60.148	Find precise map location of 249.131.60.148
169.232.240.91	Find precise map location of 169.232.240.91
12.91.3.77	Find precise map location of 12.91.3.77
19.156.182.108	Find precise map location of 19.156.182.108
245.102.212.164	Find precise map location of 245.102.212.164
128.112.212.125	Find precise map location of 128.112.212.125

TestURI.org is a free web-sniffer.net alternative. It alows you to send custom HTTP request and check the HTTP response.