66.138.193 is a class C of IPs

Sample IPs from the class C 66.138.193

66.138.193.134	View precise location of 66.138.193.134 on the map!
66.138.193.103	View precise location of 66.138.193.103 on the map!
66.138.193.113	View precise location of 66.138.193.113 on the map!
66.138.193.209	View precise location of 66.138.193.209 on the map!
66.138.193.235	View precise location of 66.138.193.235 on the map!
66.138.193.68	View precise location of 66.138.193.68 on the map!
66.138.193.123	View precise location of 66.138.193.123 on the map!
66.138.193.92	View precise location of 66.138.193.92 on the map!
66.138.193.36	View precise location of 66.138.193.36 on the map!
66.138.193.85	View precise location of 66.138.193.85 on the map!
66.138.193.90	View precise location of 66.138.193.90 on the map!

10 Random IPs

79.74.36.199	Find precise map location of 79.74.36.199
16.215.138.167	Find precise map location of 16.215.138.167
22.174.11.115	Find precise map location of 22.174.11.115
78.207.158.113	Find precise map location of 78.207.158.113
151.61.188.27	Find precise map location of 151.61.188.27
162.22.118.152	Find precise map location of 162.22.118.152
14.105.220.226	Find precise map location of 14.105.220.226
80.190.134.252	Find precise map location of 80.190.134.252
191.56.166.234	Find precise map location of 191.56.166.234
151.100.163.185	Find precise map location of 151.100.163.185
188.53.201.148	Find precise map location of 188.53.201.148

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