66.82.91 is a class C of IPs

Sample IPs from the class C 66.82.91

66.82.91.169	View precise location of 66.82.91.169 on the map!
66.82.91.201	View precise location of 66.82.91.201 on the map!
66.82.91.148	View precise location of 66.82.91.148 on the map!
66.82.91.132	View precise location of 66.82.91.132 on the map!
66.82.91.15	View precise location of 66.82.91.15 on the map!
66.82.91.168	View precise location of 66.82.91.168 on the map!
66.82.91.99	View precise location of 66.82.91.99 on the map!
66.82.91.253	View precise location of 66.82.91.253 on the map!
66.82.91.21	View precise location of 66.82.91.21 on the map!
66.82.91.226	View precise location of 66.82.91.226 on the map!
66.82.91.90	View precise location of 66.82.91.90 on the map!

10 Random IPs

150.96.72.108	Find precise map location of 150.96.72.108
84.111.97.216	Find precise map location of 84.111.97.216
18.125.74.139	Find precise map location of 18.125.74.139
234.76.38.97	Find precise map location of 234.76.38.97
233.160.189.124	Find precise map location of 233.160.189.124
231.122.43.173	Find precise map location of 231.122.43.173
211.17.150.106	Find precise map location of 211.17.150.106
235.118.134.249	Find precise map location of 235.118.134.249
219.244.122.214	Find precise map location of 219.244.122.214
78.84.202.168	Find precise map location of 78.84.202.168
220.248.222.158	Find precise map location of 220.248.222.158

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