66.85.137 is a class C of IPs

Sample IPs from the class C 66.85.137

66.85.137.128	View precise location of 66.85.137.128 on the map!
66.85.137.78	View precise location of 66.85.137.78 on the map!
66.85.137.60	View precise location of 66.85.137.60 on the map!
66.85.137.142	View precise location of 66.85.137.142 on the map!
66.85.137.89	View precise location of 66.85.137.89 on the map!
66.85.137.188	View precise location of 66.85.137.188 on the map!
66.85.137.124	View precise location of 66.85.137.124 on the map!
66.85.137.29	View precise location of 66.85.137.29 on the map!
66.85.137.116	View precise location of 66.85.137.116 on the map!
66.85.137.30	View precise location of 66.85.137.30 on the map!
66.85.137.173	View precise location of 66.85.137.173 on the map!

10 Random IPs

143.88.84.156	Find precise map location of 143.88.84.156
27.248.45.68	Find precise map location of 27.248.45.68
205.241.2.171	Find precise map location of 205.241.2.171
131.253.116.161	Find precise map location of 131.253.116.161
55.132.69.213	Find precise map location of 55.132.69.213
39.230.149.208	Find precise map location of 39.230.149.208
206.53.232.138	Find precise map location of 206.53.232.138
67.104.242.114	Find precise map location of 67.104.242.114
142.126.28.93	Find precise map location of 142.126.28.93
201.48.123.139	Find precise map location of 201.48.123.139
55.71.142.48	Find precise map location of 55.71.142.48

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