66.107.216 is a class C of IPs

Sample IPs from the class C 66.107.216

66.107.216.144	View precise location of 66.107.216.144 on the map!
66.107.216.164	View precise location of 66.107.216.164 on the map!
66.107.216.107	View precise location of 66.107.216.107 on the map!
66.107.216.14	View precise location of 66.107.216.14 on the map!
66.107.216.192	View precise location of 66.107.216.192 on the map!
66.107.216.98	View precise location of 66.107.216.98 on the map!
66.107.216.227	View precise location of 66.107.216.227 on the map!
66.107.216.74	View precise location of 66.107.216.74 on the map!
66.107.216.206	View precise location of 66.107.216.206 on the map!
66.107.216.199	View precise location of 66.107.216.199 on the map!
66.107.216.85	View precise location of 66.107.216.85 on the map!

10 Random IPs

73.68.236.238	Find precise map location of 73.68.236.238
179.5.89.198	Find precise map location of 179.5.89.198
234.27.58.55	Find precise map location of 234.27.58.55
66.207.111.30	Find precise map location of 66.207.111.30
208.114.251.100	Find precise map location of 208.114.251.100
231.129.156.178	Find precise map location of 231.129.156.178
83.234.176.203	Find precise map location of 83.234.176.203
10.190.185.172	Find precise map location of 10.190.185.172
34.96.50.45	Find precise map location of 34.96.50.45
206.27.40.252	Find precise map location of 206.27.40.252
241.84.86.2	Find precise map location of 241.84.86.2

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