212.57.1 is a class C of IPs

Sample IPs from the class C 212.57.1

212.57.1.113	View precise location of 212.57.1.113 on the map!
212.57.1.28	View precise location of 212.57.1.28 on the map!
212.57.1.6	View precise location of 212.57.1.6 on the map!
212.57.1.208	View precise location of 212.57.1.208 on the map!
212.57.1.221	View precise location of 212.57.1.221 on the map!
212.57.1.250	View precise location of 212.57.1.250 on the map!
212.57.1.73	View precise location of 212.57.1.73 on the map!
212.57.1.113	View precise location of 212.57.1.113 on the map!
212.57.1.94	View precise location of 212.57.1.94 on the map!
212.57.1.76	View precise location of 212.57.1.76 on the map!
212.57.1.255	View precise location of 212.57.1.255 on the map!

10 Random IPs

188.148.97.124	Find precise map location of 188.148.97.124
180.62.128.118	Find precise map location of 180.62.128.118
200.116.208.147	Find precise map location of 200.116.208.147
141.251.203.137	Find precise map location of 141.251.203.137
24.250.5.47	Find precise map location of 24.250.5.47
129.208.33.9	Find precise map location of 129.208.33.9
175.103.151.160	Find precise map location of 175.103.151.160
6.160.151.64	Find precise map location of 6.160.151.64
174.76.102.6	Find precise map location of 174.76.102.6
25.108.114.230	Find precise map location of 25.108.114.230
205.83.170.14	Find precise map location of 205.83.170.14

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