163.103.203 is a class C of IPs

Sample IPs from the class C 163.103.203

163.103.203.72	View precise location of 163.103.203.72 on the map!
163.103.203.74	View precise location of 163.103.203.74 on the map!
163.103.203.219	View precise location of 163.103.203.219 on the map!
163.103.203.15	View precise location of 163.103.203.15 on the map!
163.103.203.34	View precise location of 163.103.203.34 on the map!
163.103.203.182	View precise location of 163.103.203.182 on the map!
163.103.203.214	View precise location of 163.103.203.214 on the map!
163.103.203.255	View precise location of 163.103.203.255 on the map!
163.103.203.77	View precise location of 163.103.203.77 on the map!
163.103.203.156	View precise location of 163.103.203.156 on the map!
163.103.203.8	View precise location of 163.103.203.8 on the map!

10 Random IPs

151.215.221.8	Find precise map location of 151.215.221.8
29.83.173.112	Find precise map location of 29.83.173.112
201.158.130.90	Find precise map location of 201.158.130.90
44.121.31.103	Find precise map location of 44.121.31.103
238.193.127.130	Find precise map location of 238.193.127.130
164.38.99.73	Find precise map location of 164.38.99.73
159.102.6.184	Find precise map location of 159.102.6.184
138.107.122.227	Find precise map location of 138.107.122.227
192.88.249.209	Find precise map location of 192.88.249.209
204.52.233.207	Find precise map location of 204.52.233.207
203.119.193.72	Find precise map location of 203.119.193.72

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