81.87.216 is a class C of IPs

Sample IPs from the class C 81.87.216

81.87.216.90	View precise location of 81.87.216.90 on the map!
81.87.216.89	View precise location of 81.87.216.89 on the map!
81.87.216.190	View precise location of 81.87.216.190 on the map!
81.87.216.197	View precise location of 81.87.216.197 on the map!
81.87.216.116	View precise location of 81.87.216.116 on the map!
81.87.216.14	View precise location of 81.87.216.14 on the map!
81.87.216.55	View precise location of 81.87.216.55 on the map!
81.87.216.164	View precise location of 81.87.216.164 on the map!
81.87.216.73	View precise location of 81.87.216.73 on the map!
81.87.216.124	View precise location of 81.87.216.124 on the map!
81.87.216.211	View precise location of 81.87.216.211 on the map!

10 Random IPs

37.246.242.83	Find precise map location of 37.246.242.83
178.21.190.20	Find precise map location of 178.21.190.20
111.88.247.115	Find precise map location of 111.88.247.115
140.58.218.123	Find precise map location of 140.58.218.123
169.252.59.190	Find precise map location of 169.252.59.190
246.245.209.224	Find precise map location of 246.245.209.224
173.223.188.226	Find precise map location of 173.223.188.226
119.190.69.50	Find precise map location of 119.190.69.50
66.63.132.203	Find precise map location of 66.63.132.203
186.123.113.173	Find precise map location of 186.123.113.173
44.242.153.51	Find precise map location of 44.242.153.51

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