163.71.183 is a class C of IPs

Sample IPs from the class C 163.71.183

163.71.183.55	View precise location of 163.71.183.55 on the map!
163.71.183.209	View precise location of 163.71.183.209 on the map!
163.71.183.59	View precise location of 163.71.183.59 on the map!
163.71.183.35	View precise location of 163.71.183.35 on the map!
163.71.183.49	View precise location of 163.71.183.49 on the map!
163.71.183.41	View precise location of 163.71.183.41 on the map!
163.71.183.166	View precise location of 163.71.183.166 on the map!
163.71.183.191	View precise location of 163.71.183.191 on the map!
163.71.183.61	View precise location of 163.71.183.61 on the map!
163.71.183.68	View precise location of 163.71.183.68 on the map!
163.71.183.47	View precise location of 163.71.183.47 on the map!

10 Random IPs

174.155.229.51	Find precise map location of 174.155.229.51
110.163.59.239	Find precise map location of 110.163.59.239
171.239.187.3	Find precise map location of 171.239.187.3
69.42.194.209	Find precise map location of 69.42.194.209
139.15.155.230	Find precise map location of 139.15.155.230
158.255.216.35	Find precise map location of 158.255.216.35
66.40.192.36	Find precise map location of 66.40.192.36
225.23.128.53	Find precise map location of 225.23.128.53
242.18.202.251	Find precise map location of 242.18.202.251
39.71.220.59	Find precise map location of 39.71.220.59
151.237.223.55	Find precise map location of 151.237.223.55

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