81.246.253 is a class C of IPs

Sample IPs from the class C 81.246.253

81.246.253.184	View precise location of 81.246.253.184 on the map!
81.246.253.134	View precise location of 81.246.253.134 on the map!
81.246.253.165	View precise location of 81.246.253.165 on the map!
81.246.253.128	View precise location of 81.246.253.128 on the map!
81.246.253.102	View precise location of 81.246.253.102 on the map!
81.246.253.103	View precise location of 81.246.253.103 on the map!
81.246.253.43	View precise location of 81.246.253.43 on the map!
81.246.253.15	View precise location of 81.246.253.15 on the map!
81.246.253.223	View precise location of 81.246.253.223 on the map!
81.246.253.213	View precise location of 81.246.253.213 on the map!
81.246.253.75	View precise location of 81.246.253.75 on the map!

10 Random IPs

92.69.18.217	Find precise map location of 92.69.18.217
69.97.2.152	Find precise map location of 69.97.2.152
49.64.154.80	Find precise map location of 49.64.154.80
204.64.116.115	Find precise map location of 204.64.116.115
18.207.164.26	Find precise map location of 18.207.164.26
47.141.135.120	Find precise map location of 47.141.135.120
126.152.195.137	Find precise map location of 126.152.195.137
182.114.30.55	Find precise map location of 182.114.30.55
72.166.103.234	Find precise map location of 72.166.103.234
119.124.182.214	Find precise map location of 119.124.182.214
48.3.195.5	Find precise map location of 48.3.195.5

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