81.37.246 is a class C of IPs

Sample IPs from the class C 81.37.246

81.37.246.114	View precise location of 81.37.246.114 on the map!
81.37.246.56	View precise location of 81.37.246.56 on the map!
81.37.246.130	View precise location of 81.37.246.130 on the map!
81.37.246.9	View precise location of 81.37.246.9 on the map!
81.37.246.21	View precise location of 81.37.246.21 on the map!
81.37.246.31	View precise location of 81.37.246.31 on the map!
81.37.246.36	View precise location of 81.37.246.36 on the map!
81.37.246.217	View precise location of 81.37.246.217 on the map!
81.37.246.180	View precise location of 81.37.246.180 on the map!
81.37.246.224	View precise location of 81.37.246.224 on the map!
81.37.246.216	View precise location of 81.37.246.216 on the map!

10 Random IPs

227.250.187.116	Find precise map location of 227.250.187.116
23.148.176.103	Find precise map location of 23.148.176.103
230.244.149.86	Find precise map location of 230.244.149.86
182.188.48.227	Find precise map location of 182.188.48.227
26.63.176.210	Find precise map location of 26.63.176.210
197.118.224.49	Find precise map location of 197.118.224.49
14.36.196.34	Find precise map location of 14.36.196.34
97.50.195.143	Find precise map location of 97.50.195.143
57.216.179.232	Find precise map location of 57.216.179.232
48.27.106.21	Find precise map location of 48.27.106.21
128.157.9.102	Find precise map location of 128.157.9.102

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