145.66.178 is a class C of IPs

Sample IPs from the class C 145.66.178

145.66.178.137	View precise location of 145.66.178.137 on the map!
145.66.178.209	View precise location of 145.66.178.209 on the map!
145.66.178.246	View precise location of 145.66.178.246 on the map!
145.66.178.226	View precise location of 145.66.178.226 on the map!
145.66.178.220	View precise location of 145.66.178.220 on the map!
145.66.178.53	View precise location of 145.66.178.53 on the map!
145.66.178.64	View precise location of 145.66.178.64 on the map!
145.66.178.184	View precise location of 145.66.178.184 on the map!
145.66.178.248	View precise location of 145.66.178.248 on the map!
145.66.178.137	View precise location of 145.66.178.137 on the map!
145.66.178.189	View precise location of 145.66.178.189 on the map!

10 Random IPs

58.81.80.56	Find precise map location of 58.81.80.56
252.203.222.108	Find precise map location of 252.203.222.108
136.234.239.240	Find precise map location of 136.234.239.240
255.131.21.8	Find precise map location of 255.131.21.8
242.81.192.231	Find precise map location of 242.81.192.231
47.78.32.62	Find precise map location of 47.78.32.62
27.111.119.231	Find precise map location of 27.111.119.231
222.136.6.29	Find precise map location of 222.136.6.29
24.29.82.229	Find precise map location of 24.29.82.229
32.24.108.221	Find precise map location of 32.24.108.221
203.82.80.217	Find precise map location of 203.82.80.217

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