239.136.131 is a class C of IPs

Sample IPs from the class C 239.136.131

239.136.131.184	View precise location of 239.136.131.184 on the map!
239.136.131.4	View precise location of 239.136.131.4 on the map!
239.136.131.77	View precise location of 239.136.131.77 on the map!
239.136.131.39	View precise location of 239.136.131.39 on the map!
239.136.131.33	View precise location of 239.136.131.33 on the map!
239.136.131.100	View precise location of 239.136.131.100 on the map!
239.136.131.199	View precise location of 239.136.131.199 on the map!
239.136.131.62	View precise location of 239.136.131.62 on the map!
239.136.131.2	View precise location of 239.136.131.2 on the map!
239.136.131.249	View precise location of 239.136.131.249 on the map!
239.136.131.40	View precise location of 239.136.131.40 on the map!

10 Random IPs

234.141.203.179	Find precise map location of 234.141.203.179
16.175.133.85	Find precise map location of 16.175.133.85
204.208.222.129	Find precise map location of 204.208.222.129
172.42.79.42	Find precise map location of 172.42.79.42
26.144.104.142	Find precise map location of 26.144.104.142
204.103.157.226	Find precise map location of 204.103.157.226
165.148.175.191	Find precise map location of 165.148.175.191
126.20.59.58	Find precise map location of 126.20.59.58
27.36.190.240	Find precise map location of 27.36.190.240
28.180.35.192	Find precise map location of 28.180.35.192
203.75.151.164	Find precise map location of 203.75.151.164

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