133.23.129 is a class C of IPs

Sample IPs from the class C 133.23.129

133.23.129.209	View precise location of 133.23.129.209 on the map!
133.23.129.63	View precise location of 133.23.129.63 on the map!
133.23.129.147	View precise location of 133.23.129.147 on the map!
133.23.129.230	View precise location of 133.23.129.230 on the map!
133.23.129.238	View precise location of 133.23.129.238 on the map!
133.23.129.107	View precise location of 133.23.129.107 on the map!
133.23.129.114	View precise location of 133.23.129.114 on the map!
133.23.129.83	View precise location of 133.23.129.83 on the map!
133.23.129.157	View precise location of 133.23.129.157 on the map!
133.23.129.221	View precise location of 133.23.129.221 on the map!
133.23.129.177	View precise location of 133.23.129.177 on the map!

10 Random IPs

161.78.133.194	Find precise map location of 161.78.133.194
40.147.11.214	Find precise map location of 40.147.11.214
155.243.164.32	Find precise map location of 155.243.164.32
1.127.224.173	Find precise map location of 1.127.224.173
141.9.122.234	Find precise map location of 141.9.122.234
140.56.236.210	Find precise map location of 140.56.236.210
226.82.157.201	Find precise map location of 226.82.157.201
159.149.188.78	Find precise map location of 159.149.188.78
20.190.136.181	Find precise map location of 20.190.136.181
136.237.157.205	Find precise map location of 136.237.157.205
72.93.133.82	Find precise map location of 72.93.133.82

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