168.131.187 is a class C of IPs

Sample IPs from the class C 168.131.187

168.131.187.90	View precise location of 168.131.187.90 on the map!
168.131.187.249	View precise location of 168.131.187.249 on the map!
168.131.187.4	View precise location of 168.131.187.4 on the map!
168.131.187.18	View precise location of 168.131.187.18 on the map!
168.131.187.226	View precise location of 168.131.187.226 on the map!
168.131.187.4	View precise location of 168.131.187.4 on the map!
168.131.187.207	View precise location of 168.131.187.207 on the map!
168.131.187.226	View precise location of 168.131.187.226 on the map!
168.131.187.3	View precise location of 168.131.187.3 on the map!
168.131.187.247	View precise location of 168.131.187.247 on the map!
168.131.187.233	View precise location of 168.131.187.233 on the map!

10 Random IPs

254.105.7.21	Find precise map location of 254.105.7.21
27.254.244.151	Find precise map location of 27.254.244.151
72.142.214.165	Find precise map location of 72.142.214.165
252.176.55.66	Find precise map location of 252.176.55.66
117.194.211.57	Find precise map location of 117.194.211.57
24.104.137.3	Find precise map location of 24.104.137.3
11.34.225.144	Find precise map location of 11.34.225.144
170.78.32.119	Find precise map location of 170.78.32.119
209.21.162.17	Find precise map location of 209.21.162.17
192.128.227.169	Find precise map location of 192.128.227.169
222.14.72.26	Find precise map location of 222.14.72.26

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