13.39.15 is a class C of IPs

Sample IPs from the class C 13.39.15

13.39.15.37	View precise location of 13.39.15.37 on the map!
13.39.15.254	View precise location of 13.39.15.254 on the map!
13.39.15.19	View precise location of 13.39.15.19 on the map!
13.39.15.44	View precise location of 13.39.15.44 on the map!
13.39.15.178	View precise location of 13.39.15.178 on the map!
13.39.15.53	View precise location of 13.39.15.53 on the map!
13.39.15.21	View precise location of 13.39.15.21 on the map!
13.39.15.177	View precise location of 13.39.15.177 on the map!
13.39.15.144	View precise location of 13.39.15.144 on the map!
13.39.15.136	View precise location of 13.39.15.136 on the map!
13.39.15.160	View precise location of 13.39.15.160 on the map!

10 Random IPs

225.17.242.65	Find precise map location of 225.17.242.65
24.243.48.124	Find precise map location of 24.243.48.124
199.15.242.62	Find precise map location of 199.15.242.62
40.23.27.185	Find precise map location of 40.23.27.185
7.138.224.57	Find precise map location of 7.138.224.57
2.226.41.152	Find precise map location of 2.226.41.152
65.95.11.72	Find precise map location of 65.95.11.72
157.28.19.25	Find precise map location of 157.28.19.25
70.156.52.249	Find precise map location of 70.156.52.249
173.179.203.227	Find precise map location of 173.179.203.227
218.59.47.152	Find precise map location of 218.59.47.152

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