81.35.235 is a class C of IPs

Sample IPs from the class C 81.35.235

81.35.235.133	View precise location of 81.35.235.133 on the map!
81.35.235.216	View precise location of 81.35.235.216 on the map!
81.35.235.143	View precise location of 81.35.235.143 on the map!
81.35.235.107	View precise location of 81.35.235.107 on the map!
81.35.235.39	View precise location of 81.35.235.39 on the map!
81.35.235.137	View precise location of 81.35.235.137 on the map!
81.35.235.187	View precise location of 81.35.235.187 on the map!
81.35.235.41	View precise location of 81.35.235.41 on the map!
81.35.235.64	View precise location of 81.35.235.64 on the map!
81.35.235.9	View precise location of 81.35.235.9 on the map!
81.35.235.4	View precise location of 81.35.235.4 on the map!

10 Random IPs

79.132.131.182	Find precise map location of 79.132.131.182
179.246.69.201	Find precise map location of 179.246.69.201
136.105.114.61	Find precise map location of 136.105.114.61
167.172.145.63	Find precise map location of 167.172.145.63
247.47.135.132	Find precise map location of 247.47.135.132
140.224.90.233	Find precise map location of 140.224.90.233
243.162.72.253	Find precise map location of 243.162.72.253
12.159.161.42	Find precise map location of 12.159.161.42
198.115.1.210	Find precise map location of 198.115.1.210
121.132.239.185	Find precise map location of 121.132.239.185
199.76.163.24	Find precise map location of 199.76.163.24

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