57.49.16 is a class C of IPs

Sample IPs from the class C 57.49.16

57.49.16.108	View precise location of 57.49.16.108 on the map!
57.49.16.113	View precise location of 57.49.16.113 on the map!
57.49.16.107	View precise location of 57.49.16.107 on the map!
57.49.16.136	View precise location of 57.49.16.136 on the map!
57.49.16.236	View precise location of 57.49.16.236 on the map!
57.49.16.114	View precise location of 57.49.16.114 on the map!
57.49.16.54	View precise location of 57.49.16.54 on the map!
57.49.16.53	View precise location of 57.49.16.53 on the map!
57.49.16.8	View precise location of 57.49.16.8 on the map!
57.49.16.149	View precise location of 57.49.16.149 on the map!
57.49.16.215	View precise location of 57.49.16.215 on the map!

10 Random IPs

50.63.150.156	Find precise map location of 50.63.150.156
176.194.110.77	Find precise map location of 176.194.110.77
214.169.20.188	Find precise map location of 214.169.20.188
192.233.88.48	Find precise map location of 192.233.88.48
238.221.2.132	Find precise map location of 238.221.2.132
205.12.130.219	Find precise map location of 205.12.130.219
104.136.100.121	Find precise map location of 104.136.100.121
208.226.150.96	Find precise map location of 208.226.150.96
66.77.153.71	Find precise map location of 66.77.153.71
84.30.166.238	Find precise map location of 84.30.166.238
108.134.162.95	Find precise map location of 108.134.162.95

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