231.157.6 is a class C of IPs

Sample IPs from the class C 231.157.6

231.157.6.249	View precise location of 231.157.6.249 on the map!
231.157.6.71	View precise location of 231.157.6.71 on the map!
231.157.6.174	View precise location of 231.157.6.174 on the map!
231.157.6.51	View precise location of 231.157.6.51 on the map!
231.157.6.177	View precise location of 231.157.6.177 on the map!
231.157.6.209	View precise location of 231.157.6.209 on the map!
231.157.6.148	View precise location of 231.157.6.148 on the map!
231.157.6.7	View precise location of 231.157.6.7 on the map!
231.157.6.1	View precise location of 231.157.6.1 on the map!
231.157.6.81	View precise location of 231.157.6.81 on the map!
231.157.6.224	View precise location of 231.157.6.224 on the map!

10 Random IPs

225.60.121.158	Find precise map location of 225.60.121.158
171.64.116.100	Find precise map location of 171.64.116.100
94.192.25.151	Find precise map location of 94.192.25.151
33.130.36.39	Find precise map location of 33.130.36.39
184.120.185.62	Find precise map location of 184.120.185.62
124.76.134.125	Find precise map location of 124.76.134.125
150.35.20.130	Find precise map location of 150.35.20.130
186.84.206.199	Find precise map location of 186.84.206.199
3.221.97.110	Find precise map location of 3.221.97.110
245.154.31.98	Find precise map location of 245.154.31.98
109.187.96.126	Find precise map location of 109.187.96.126

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