81.71.193 is a class C of IPs

Sample IPs from the class C 81.71.193

81.71.193.91	View precise location of 81.71.193.91 on the map!
81.71.193.112	View precise location of 81.71.193.112 on the map!
81.71.193.192	View precise location of 81.71.193.192 on the map!
81.71.193.89	View precise location of 81.71.193.89 on the map!
81.71.193.71	View precise location of 81.71.193.71 on the map!
81.71.193.32	View precise location of 81.71.193.32 on the map!
81.71.193.44	View precise location of 81.71.193.44 on the map!
81.71.193.42	View precise location of 81.71.193.42 on the map!
81.71.193.83	View precise location of 81.71.193.83 on the map!
81.71.193.199	View precise location of 81.71.193.199 on the map!
81.71.193.86	View precise location of 81.71.193.86 on the map!

10 Random IPs

85.192.143.221	Find precise map location of 85.192.143.221
116.148.36.222	Find precise map location of 116.148.36.222
137.186.51.226	Find precise map location of 137.186.51.226
54.101.44.188	Find precise map location of 54.101.44.188
246.169.159.103	Find precise map location of 246.169.159.103
9.65.35.210	Find precise map location of 9.65.35.210
78.104.91.212	Find precise map location of 78.104.91.212
99.13.58.162	Find precise map location of 99.13.58.162
52.135.221.137	Find precise map location of 52.135.221.137
230.182.79.38	Find precise map location of 230.182.79.38
176.196.211.197	Find precise map location of 176.196.211.197

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