81.247.133 is a class C of IPs

Sample IPs from the class C 81.247.133

81.247.133.201	View precise location of 81.247.133.201 on the map!
81.247.133.165	View precise location of 81.247.133.165 on the map!
81.247.133.138	View precise location of 81.247.133.138 on the map!
81.247.133.220	View precise location of 81.247.133.220 on the map!
81.247.133.24	View precise location of 81.247.133.24 on the map!
81.247.133.111	View precise location of 81.247.133.111 on the map!
81.247.133.152	View precise location of 81.247.133.152 on the map!
81.247.133.87	View precise location of 81.247.133.87 on the map!
81.247.133.95	View precise location of 81.247.133.95 on the map!
81.247.133.91	View precise location of 81.247.133.91 on the map!
81.247.133.155	View precise location of 81.247.133.155 on the map!

10 Random IPs

235.208.167.185	Find precise map location of 235.208.167.185
51.133.173.244	Find precise map location of 51.133.173.244
235.86.8.51	Find precise map location of 235.86.8.51
83.27.171.30	Find precise map location of 83.27.171.30
20.186.181.78	Find precise map location of 20.186.181.78
3.238.35.187	Find precise map location of 3.238.35.187
169.115.223.174	Find precise map location of 169.115.223.174
147.241.168.78	Find precise map location of 147.241.168.78
41.95.43.31	Find precise map location of 41.95.43.31
15.180.116.66	Find precise map location of 15.180.116.66
181.221.166.100	Find precise map location of 181.221.166.100

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