231.255.154 is a class C of IPs

Sample IPs from the class C 231.255.154

231.255.154.166	View precise location of 231.255.154.166 on the map!
231.255.154.147	View precise location of 231.255.154.147 on the map!
231.255.154.46	View precise location of 231.255.154.46 on the map!
231.255.154.214	View precise location of 231.255.154.214 on the map!
231.255.154.210	View precise location of 231.255.154.210 on the map!
231.255.154.91	View precise location of 231.255.154.91 on the map!
231.255.154.178	View precise location of 231.255.154.178 on the map!
231.255.154.77	View precise location of 231.255.154.77 on the map!
231.255.154.225	View precise location of 231.255.154.225 on the map!
231.255.154.88	View precise location of 231.255.154.88 on the map!
231.255.154.140	View precise location of 231.255.154.140 on the map!

10 Random IPs

222.212.223.226	Find precise map location of 222.212.223.226
6.190.46.223	Find precise map location of 6.190.46.223
152.196.196.55	Find precise map location of 152.196.196.55
14.242.3.225	Find precise map location of 14.242.3.225
95.31.223.116	Find precise map location of 95.31.223.116
101.167.43.57	Find precise map location of 101.167.43.57
142.158.129.187	Find precise map location of 142.158.129.187
94.35.188.16	Find precise map location of 94.35.188.16
109.45.199.66	Find precise map location of 109.45.199.66
142.197.65.215	Find precise map location of 142.197.65.215
186.253.128.186	Find precise map location of 186.253.128.186

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