112.143.57 is a class C of IPs

Sample IPs from the class C 112.143.57

112.143.57.218	View precise location of 112.143.57.218 on the map!
112.143.57.164	View precise location of 112.143.57.164 on the map!
112.143.57.243	View precise location of 112.143.57.243 on the map!
112.143.57.119	View precise location of 112.143.57.119 on the map!
112.143.57.73	View precise location of 112.143.57.73 on the map!
112.143.57.137	View precise location of 112.143.57.137 on the map!
112.143.57.167	View precise location of 112.143.57.167 on the map!
112.143.57.206	View precise location of 112.143.57.206 on the map!
112.143.57.145	View precise location of 112.143.57.145 on the map!
112.143.57.185	View precise location of 112.143.57.185 on the map!
112.143.57.222	View precise location of 112.143.57.222 on the map!

10 Random IPs

57.35.105.207	Find precise map location of 57.35.105.207
112.143.38.194	Find precise map location of 112.143.38.194
20.119.194.64	Find precise map location of 20.119.194.64
62.178.152.98	Find precise map location of 62.178.152.98
69.181.65.70	Find precise map location of 69.181.65.70
242.100.28.89	Find precise map location of 242.100.28.89
110.250.162.34	Find precise map location of 110.250.162.34
233.174.209.222	Find precise map location of 233.174.209.222
33.21.52.64	Find precise map location of 33.21.52.64
200.242.225.120	Find precise map location of 200.242.225.120
192.80.240.132	Find precise map location of 192.80.240.132

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