5.66.90 is a class C of IPs

Sample IPs from the class C 5.66.90

5.66.90.212	View precise location of 5.66.90.212 on the map!
5.66.90.176	View precise location of 5.66.90.176 on the map!
5.66.90.237	View precise location of 5.66.90.237 on the map!
5.66.90.198	View precise location of 5.66.90.198 on the map!
5.66.90.38	View precise location of 5.66.90.38 on the map!
5.66.90.5	View precise location of 5.66.90.5 on the map!
5.66.90.58	View precise location of 5.66.90.58 on the map!
5.66.90.205	View precise location of 5.66.90.205 on the map!
5.66.90.122	View precise location of 5.66.90.122 on the map!
5.66.90.141	View precise location of 5.66.90.141 on the map!
5.66.90.166	View precise location of 5.66.90.166 on the map!

10 Random IPs

57.112.27.106	Find precise map location of 57.112.27.106
152.178.143.35	Find precise map location of 152.178.143.35
133.234.202.112	Find precise map location of 133.234.202.112
58.172.55.47	Find precise map location of 58.172.55.47
107.144.193.127	Find precise map location of 107.144.193.127
25.188.228.217	Find precise map location of 25.188.228.217
35.11.97.186	Find precise map location of 35.11.97.186
146.21.160.171	Find precise map location of 146.21.160.171
185.57.183.246	Find precise map location of 185.57.183.246
120.255.23.56	Find precise map location of 120.255.23.56
170.95.222.204	Find precise map location of 170.95.222.204

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