171.99.37 is a class C of IPs

Sample IPs from the class C 171.99.37

171.99.37.151	View precise location of 171.99.37.151 on the map!
171.99.37.134	View precise location of 171.99.37.134 on the map!
171.99.37.31	View precise location of 171.99.37.31 on the map!
171.99.37.28	View precise location of 171.99.37.28 on the map!
171.99.37.69	View precise location of 171.99.37.69 on the map!
171.99.37.81	View precise location of 171.99.37.81 on the map!
171.99.37.189	View precise location of 171.99.37.189 on the map!
171.99.37.231	View precise location of 171.99.37.231 on the map!
171.99.37.69	View precise location of 171.99.37.69 on the map!
171.99.37.57	View precise location of 171.99.37.57 on the map!
171.99.37.57	View precise location of 171.99.37.57 on the map!

10 Random IPs

91.150.207.55	Find precise map location of 91.150.207.55
198.122.193.186	Find precise map location of 198.122.193.186
168.137.150.186	Find precise map location of 168.137.150.186
139.180.127.132	Find precise map location of 139.180.127.132
143.103.138.117	Find precise map location of 143.103.138.117
214.237.103.236	Find precise map location of 214.237.103.236
24.218.41.144	Find precise map location of 24.218.41.144
70.94.22.236	Find precise map location of 70.94.22.236
228.16.188.171	Find precise map location of 228.16.188.171
180.149.169.15	Find precise map location of 180.149.169.15
107.110.184.191	Find precise map location of 107.110.184.191

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