163.205.66 is a class C of IPs

Sample IPs from the class C 163.205.66

163.205.66.54	View precise location of 163.205.66.54 on the map!
163.205.66.239	View precise location of 163.205.66.239 on the map!
163.205.66.191	View precise location of 163.205.66.191 on the map!
163.205.66.104	View precise location of 163.205.66.104 on the map!
163.205.66.242	View precise location of 163.205.66.242 on the map!
163.205.66.231	View precise location of 163.205.66.231 on the map!
163.205.66.245	View precise location of 163.205.66.245 on the map!
163.205.66.197	View precise location of 163.205.66.197 on the map!
163.205.66.128	View precise location of 163.205.66.128 on the map!
163.205.66.226	View precise location of 163.205.66.226 on the map!
163.205.66.127	View precise location of 163.205.66.127 on the map!

10 Random IPs

242.198.223.178	Find precise map location of 242.198.223.178
93.98.231.182	Find precise map location of 93.98.231.182
7.96.25.83	Find precise map location of 7.96.25.83
99.21.74.134	Find precise map location of 99.21.74.134
1.83.199.229	Find precise map location of 1.83.199.229
14.241.50.17	Find precise map location of 14.241.50.17
252.144.112.75	Find precise map location of 252.144.112.75
68.202.208.213	Find precise map location of 68.202.208.213
120.147.234.21	Find precise map location of 120.147.234.21
33.6.195.227	Find precise map location of 33.6.195.227
148.36.86.244	Find precise map location of 148.36.86.244

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