238.51 is a class B of IPs

Sample IPs from the class B 238.51

238.51.151.8	View precise location of 238.51.151.8 on the map!
238.51.221.130	View precise location of 238.51.221.130 on the map!
238.51.233.89	View precise location of 238.51.233.89 on the map!
238.51.194.3	View precise location of 238.51.194.3 on the map!
238.51.197.52	View precise location of 238.51.197.52 on the map!
238.51.153.27	View precise location of 238.51.153.27 on the map!
238.51.199.78	View precise location of 238.51.199.78 on the map!
238.51.93.49	View precise location of 238.51.93.49 on the map!
238.51.178.127	View precise location of 238.51.178.127 on the map!
238.51.71.21	View precise location of 238.51.71.21 on the map!
238.51.171.29	View precise location of 238.51.171.29 on the map!

10 Random IPs

212.60.225.178	Find precise map location of 212.60.225.178
11.148.62.167	Find precise map location of 11.148.62.167
41.175.150.175	Find precise map location of 41.175.150.175
133.206.233.224	Find precise map location of 133.206.233.224
199.47.15.82	Find precise map location of 199.47.15.82
62.203.131.136	Find precise map location of 62.203.131.136
118.15.26.192	Find precise map location of 118.15.26.192
105.32.165.96	Find precise map location of 105.32.165.96
70.92.146.230	Find precise map location of 70.92.146.230
38.215.12.121	Find precise map location of 38.215.12.121
21.17.186.142	Find precise map location of 21.17.186.142

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