203.75.145 is a class C of IPs

Sample IPs from the class C 203.75.145

203.75.145.159	View precise location of 203.75.145.159 on the map!
203.75.145.50	View precise location of 203.75.145.50 on the map!
203.75.145.102	View precise location of 203.75.145.102 on the map!
203.75.145.125	View precise location of 203.75.145.125 on the map!
203.75.145.244	View precise location of 203.75.145.244 on the map!
203.75.145.63	View precise location of 203.75.145.63 on the map!
203.75.145.33	View precise location of 203.75.145.33 on the map!
203.75.145.231	View precise location of 203.75.145.231 on the map!
203.75.145.28	View precise location of 203.75.145.28 on the map!
203.75.145.209	View precise location of 203.75.145.209 on the map!
203.75.145.125	View precise location of 203.75.145.125 on the map!

10 Random IPs

137.197.28.87	Find precise map location of 137.197.28.87
21.66.33.74	Find precise map location of 21.66.33.74
228.164.146.201	Find precise map location of 228.164.146.201
195.127.183.236	Find precise map location of 195.127.183.236
221.139.194.42	Find precise map location of 221.139.194.42
153.247.125.208	Find precise map location of 153.247.125.208
24.156.187.164	Find precise map location of 24.156.187.164
165.187.184.85	Find precise map location of 165.187.184.85
50.158.134.255	Find precise map location of 50.158.134.255
29.91.141.234	Find precise map location of 29.91.141.234
252.179.71.136	Find precise map location of 252.179.71.136

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