81.67.187 is a class C of IPs

Sample IPs from the class C 81.67.187

81.67.187.47	View precise location of 81.67.187.47 on the map!
81.67.187.26	View precise location of 81.67.187.26 on the map!
81.67.187.204	View precise location of 81.67.187.204 on the map!
81.67.187.213	View precise location of 81.67.187.213 on the map!
81.67.187.59	View precise location of 81.67.187.59 on the map!
81.67.187.231	View precise location of 81.67.187.231 on the map!
81.67.187.73	View precise location of 81.67.187.73 on the map!
81.67.187.175	View precise location of 81.67.187.175 on the map!
81.67.187.219	View precise location of 81.67.187.219 on the map!
81.67.187.50	View precise location of 81.67.187.50 on the map!
81.67.187.178	View precise location of 81.67.187.178 on the map!

10 Random IPs

68.168.246.237	Find precise map location of 68.168.246.237
71.37.149.166	Find precise map location of 71.37.149.166
250.68.144.162	Find precise map location of 250.68.144.162
134.175.1.60	Find precise map location of 134.175.1.60
6.93.148.231	Find precise map location of 6.93.148.231
133.76.22.230	Find precise map location of 133.76.22.230
187.33.24.147	Find precise map location of 187.33.24.147
128.135.1.114	Find precise map location of 128.135.1.114
140.34.51.249	Find precise map location of 140.34.51.249
40.180.13.188	Find precise map location of 40.180.13.188
132.137.107.113	Find precise map location of 132.137.107.113

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