81.122.72 is a class C of IPs

Sample IPs from the class C 81.122.72

81.122.72.129	View precise location of 81.122.72.129 on the map!
81.122.72.214	View precise location of 81.122.72.214 on the map!
81.122.72.155	View precise location of 81.122.72.155 on the map!
81.122.72.16	View precise location of 81.122.72.16 on the map!
81.122.72.106	View precise location of 81.122.72.106 on the map!
81.122.72.111	View precise location of 81.122.72.111 on the map!
81.122.72.47	View precise location of 81.122.72.47 on the map!
81.122.72.45	View precise location of 81.122.72.45 on the map!
81.122.72.30	View precise location of 81.122.72.30 on the map!
81.122.72.91	View precise location of 81.122.72.91 on the map!
81.122.72.62	View precise location of 81.122.72.62 on the map!

10 Random IPs

131.72.54.85	Find precise map location of 131.72.54.85
106.173.65.5	Find precise map location of 106.173.65.5
151.11.240.152	Find precise map location of 151.11.240.152
241.73.18.198	Find precise map location of 241.73.18.198
220.213.156.72	Find precise map location of 220.213.156.72
185.180.107.130	Find precise map location of 185.180.107.130
198.164.239.193	Find precise map location of 198.164.239.193
50.240.103.97	Find precise map location of 50.240.103.97
63.27.166.35	Find precise map location of 63.27.166.35
254.101.109.180	Find precise map location of 254.101.109.180
243.130.38.65	Find precise map location of 243.130.38.65

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