239.245.121 is a class C of IPs

Sample IPs from the class C 239.245.121

239.245.121.90	View precise location of 239.245.121.90 on the map!
239.245.121.118	View precise location of 239.245.121.118 on the map!
239.245.121.51	View precise location of 239.245.121.51 on the map!
239.245.121.5	View precise location of 239.245.121.5 on the map!
239.245.121.42	View precise location of 239.245.121.42 on the map!
239.245.121.32	View precise location of 239.245.121.32 on the map!
239.245.121.206	View precise location of 239.245.121.206 on the map!
239.245.121.127	View precise location of 239.245.121.127 on the map!
239.245.121.236	View precise location of 239.245.121.236 on the map!
239.245.121.73	View precise location of 239.245.121.73 on the map!
239.245.121.169	View precise location of 239.245.121.169 on the map!

10 Random IPs

28.30.222.119	Find precise map location of 28.30.222.119
107.251.189.211	Find precise map location of 107.251.189.211
154.132.178.80	Find precise map location of 154.132.178.80
230.103.114.171	Find precise map location of 230.103.114.171
136.81.238.170	Find precise map location of 136.81.238.170
230.216.78.225	Find precise map location of 230.216.78.225
179.8.28.30	Find precise map location of 179.8.28.30
189.216.100.198	Find precise map location of 189.216.100.198
63.15.142.141	Find precise map location of 63.15.142.141
53.199.211.240	Find precise map location of 53.199.211.240
154.88.205.64	Find precise map location of 154.88.205.64

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