211.103.57 is a class C of IPs

Sample IPs from the class C 211.103.57

211.103.57.15	View precise location of 211.103.57.15 on the map!
211.103.57.156	View precise location of 211.103.57.156 on the map!
211.103.57.47	View precise location of 211.103.57.47 on the map!
211.103.57.146	View precise location of 211.103.57.146 on the map!
211.103.57.188	View precise location of 211.103.57.188 on the map!
211.103.57.64	View precise location of 211.103.57.64 on the map!
211.103.57.193	View precise location of 211.103.57.193 on the map!
211.103.57.215	View precise location of 211.103.57.215 on the map!
211.103.57.152	View precise location of 211.103.57.152 on the map!
211.103.57.56	View precise location of 211.103.57.56 on the map!
211.103.57.26	View precise location of 211.103.57.26 on the map!

10 Random IPs

248.160.191.226	Find precise map location of 248.160.191.226
5.31.255.240	Find precise map location of 5.31.255.240
122.105.21.139	Find precise map location of 122.105.21.139
134.147.35.154	Find precise map location of 134.147.35.154
172.204.186.53	Find precise map location of 172.204.186.53
136.135.127.85	Find precise map location of 136.135.127.85
229.185.123.186	Find precise map location of 229.185.123.186
193.251.166.136	Find precise map location of 193.251.166.136
4.209.27.25	Find precise map location of 4.209.27.25
37.103.148.188	Find precise map location of 37.103.148.188
209.54.73.151	Find precise map location of 209.54.73.151

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