128.100.203 is a class C of IPs

Sample IPs from the class C 128.100.203

128.100.203.219	View precise location of 128.100.203.219 on the map!
128.100.203.248	View precise location of 128.100.203.248 on the map!
128.100.203.244	View precise location of 128.100.203.244 on the map!
128.100.203.52	View precise location of 128.100.203.52 on the map!
128.100.203.29	View precise location of 128.100.203.29 on the map!
128.100.203.216	View precise location of 128.100.203.216 on the map!
128.100.203.182	View precise location of 128.100.203.182 on the map!
128.100.203.161	View precise location of 128.100.203.161 on the map!
128.100.203.210	View precise location of 128.100.203.210 on the map!
128.100.203.235	View precise location of 128.100.203.235 on the map!
128.100.203.250	View precise location of 128.100.203.250 on the map!

10 Random IPs

245.219.213.86	Find precise map location of 245.219.213.86
173.28.221.33	Find precise map location of 173.28.221.33
81.185.31.42	Find precise map location of 81.185.31.42
51.201.78.253	Find precise map location of 51.201.78.253
215.166.84.229	Find precise map location of 215.166.84.229
71.81.137.103	Find precise map location of 71.81.137.103
185.211.17.108	Find precise map location of 185.211.17.108
221.181.135.69	Find precise map location of 221.181.135.69
153.78.206.83	Find precise map location of 153.78.206.83
223.5.129.6	Find precise map location of 223.5.129.6
109.7.45.31	Find precise map location of 109.7.45.31

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