57.37.215 is a class C of IPs

Sample IPs from the class C 57.37.215

57.37.215.132	View precise location of 57.37.215.132 on the map!
57.37.215.9	View precise location of 57.37.215.9 on the map!
57.37.215.38	View precise location of 57.37.215.38 on the map!
57.37.215.187	View precise location of 57.37.215.187 on the map!
57.37.215.235	View precise location of 57.37.215.235 on the map!
57.37.215.221	View precise location of 57.37.215.221 on the map!
57.37.215.115	View precise location of 57.37.215.115 on the map!
57.37.215.164	View precise location of 57.37.215.164 on the map!
57.37.215.28	View precise location of 57.37.215.28 on the map!
57.37.215.252	View precise location of 57.37.215.252 on the map!
57.37.215.79	View precise location of 57.37.215.79 on the map!

10 Random IPs

193.94.185.96	Find precise map location of 193.94.185.96
139.197.235.111	Find precise map location of 139.197.235.111
151.204.97.153	Find precise map location of 151.204.97.153
243.90.193.157	Find precise map location of 243.90.193.157
138.124.163.101	Find precise map location of 138.124.163.101
17.59.175.15	Find precise map location of 17.59.175.15
73.50.95.242	Find precise map location of 73.50.95.242
181.160.240.138	Find precise map location of 181.160.240.138
206.103.241.49	Find precise map location of 206.103.241.49
45.149.216.128	Find precise map location of 45.149.216.128
94.190.234.167	Find precise map location of 94.190.234.167

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