81.79.115 is a class C of IPs

Sample IPs from the class C 81.79.115

81.79.115.202	View precise location of 81.79.115.202 on the map!
81.79.115.178	View precise location of 81.79.115.178 on the map!
81.79.115.89	View precise location of 81.79.115.89 on the map!
81.79.115.209	View precise location of 81.79.115.209 on the map!
81.79.115.72	View precise location of 81.79.115.72 on the map!
81.79.115.150	View precise location of 81.79.115.150 on the map!
81.79.115.244	View precise location of 81.79.115.244 on the map!
81.79.115.42	View precise location of 81.79.115.42 on the map!
81.79.115.109	View precise location of 81.79.115.109 on the map!
81.79.115.235	View precise location of 81.79.115.235 on the map!
81.79.115.104	View precise location of 81.79.115.104 on the map!

10 Random IPs

229.175.233.34	Find precise map location of 229.175.233.34
121.4.114.222	Find precise map location of 121.4.114.222
180.114.99.123	Find precise map location of 180.114.99.123
14.11.85.70	Find precise map location of 14.11.85.70
93.11.19.129	Find precise map location of 93.11.19.129
4.58.143.102	Find precise map location of 4.58.143.102
81.183.158.80	Find precise map location of 81.183.158.80
31.246.44.205	Find precise map location of 31.246.44.205
10.174.217.100	Find precise map location of 10.174.217.100
21.147.98.11	Find precise map location of 21.147.98.11
195.137.57.34	Find precise map location of 195.137.57.34

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