66.206.11 is a class C of IPs

Sample IPs from the class C 66.206.11

66.206.11.72	View precise location of 66.206.11.72 on the map!
66.206.11.69	View precise location of 66.206.11.69 on the map!
66.206.11.180	View precise location of 66.206.11.180 on the map!
66.206.11.138	View precise location of 66.206.11.138 on the map!
66.206.11.68	View precise location of 66.206.11.68 on the map!
66.206.11.31	View precise location of 66.206.11.31 on the map!
66.206.11.80	View precise location of 66.206.11.80 on the map!
66.206.11.110	View precise location of 66.206.11.110 on the map!
66.206.11.219	View precise location of 66.206.11.219 on the map!
66.206.11.205	View precise location of 66.206.11.205 on the map!
66.206.11.130	View precise location of 66.206.11.130 on the map!

10 Random IPs

128.124.74.94	Find precise map location of 128.124.74.94
24.37.166.1	Find precise map location of 24.37.166.1
161.224.68.88	Find precise map location of 161.224.68.88
240.238.23.10	Find precise map location of 240.238.23.10
186.146.66.136	Find precise map location of 186.146.66.136
145.150.82.114	Find precise map location of 145.150.82.114
134.131.42.171	Find precise map location of 134.131.42.171
155.48.4.25	Find precise map location of 155.48.4.25
167.78.3.191	Find precise map location of 167.78.3.191
230.151.36.148	Find precise map location of 230.151.36.148
149.134.174.136	Find precise map location of 149.134.174.136

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