138.141.75 is a class C of IPs

Sample IPs from the class C 138.141.75

138.141.75.145	View precise location of 138.141.75.145 on the map!
138.141.75.51	View precise location of 138.141.75.51 on the map!
138.141.75.171	View precise location of 138.141.75.171 on the map!
138.141.75.244	View precise location of 138.141.75.244 on the map!
138.141.75.46	View precise location of 138.141.75.46 on the map!
138.141.75.8	View precise location of 138.141.75.8 on the map!
138.141.75.85	View precise location of 138.141.75.85 on the map!
138.141.75.216	View precise location of 138.141.75.216 on the map!
138.141.75.150	View precise location of 138.141.75.150 on the map!
138.141.75.169	View precise location of 138.141.75.169 on the map!
138.141.75.247	View precise location of 138.141.75.247 on the map!

10 Random IPs

191.164.126.78	Find precise map location of 191.164.126.78
230.68.41.23	Find precise map location of 230.68.41.23
255.71.163.174	Find precise map location of 255.71.163.174
115.160.191.232	Find precise map location of 115.160.191.232
3.68.30.17	Find precise map location of 3.68.30.17
39.113.80.148	Find precise map location of 39.113.80.148
151.130.81.214	Find precise map location of 151.130.81.214
85.23.186.47	Find precise map location of 85.23.186.47
7.191.31.187	Find precise map location of 7.191.31.187
63.189.87.204	Find precise map location of 63.189.87.204
135.217.228.98	Find precise map location of 135.217.228.98

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