3.87.139 is a class C of IPs

Sample IPs from the class C 3.87.139

3.87.139.155	View precise location of 3.87.139.155 on the map!
3.87.139.208	View precise location of 3.87.139.208 on the map!
3.87.139.223	View precise location of 3.87.139.223 on the map!
3.87.139.251	View precise location of 3.87.139.251 on the map!
3.87.139.141	View precise location of 3.87.139.141 on the map!
3.87.139.76	View precise location of 3.87.139.76 on the map!
3.87.139.227	View precise location of 3.87.139.227 on the map!
3.87.139.171	View precise location of 3.87.139.171 on the map!
3.87.139.244	View precise location of 3.87.139.244 on the map!
3.87.139.136	View precise location of 3.87.139.136 on the map!
3.87.139.45	View precise location of 3.87.139.45 on the map!

10 Random IPs

216.181.168.24	Find precise map location of 216.181.168.24
224.106.243.202	Find precise map location of 224.106.243.202
91.249.149.201	Find precise map location of 91.249.149.201
203.193.34.170	Find precise map location of 203.193.34.170
102.246.48.93	Find precise map location of 102.246.48.93
142.243.189.36	Find precise map location of 142.243.189.36
156.225.24.187	Find precise map location of 156.225.24.187
88.100.179.33	Find precise map location of 88.100.179.33
13.166.56.65	Find precise map location of 13.166.56.65
46.119.220.240	Find precise map location of 46.119.220.240
56.50.199.67	Find precise map location of 56.50.199.67

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