231.231.228 is a class C of IPs

Sample IPs from the class C 231.231.228

231.231.228.108	View precise location of 231.231.228.108 on the map!
231.231.228.118	View precise location of 231.231.228.118 on the map!
231.231.228.198	View precise location of 231.231.228.198 on the map!
231.231.228.81	View precise location of 231.231.228.81 on the map!
231.231.228.218	View precise location of 231.231.228.218 on the map!
231.231.228.143	View precise location of 231.231.228.143 on the map!
231.231.228.31	View precise location of 231.231.228.31 on the map!
231.231.228.50	View precise location of 231.231.228.50 on the map!
231.231.228.170	View precise location of 231.231.228.170 on the map!
231.231.228.75	View precise location of 231.231.228.75 on the map!
231.231.228.190	View precise location of 231.231.228.190 on the map!

10 Random IPs

64.42.124.4	Find precise map location of 64.42.124.4
121.152.25.153	Find precise map location of 121.152.25.153
80.120.189.134	Find precise map location of 80.120.189.134
178.198.23.50	Find precise map location of 178.198.23.50
55.141.85.15	Find precise map location of 55.141.85.15
142.13.254.73	Find precise map location of 142.13.254.73
31.251.187.251	Find precise map location of 31.251.187.251
99.213.195.252	Find precise map location of 99.213.195.252
111.11.80.167	Find precise map location of 111.11.80.167
68.109.229.36	Find precise map location of 68.109.229.36
111.164.242.221	Find precise map location of 111.164.242.221

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