231.5.56 is a class C of IPs

Sample IPs from the class C 231.5.56

231.5.56.123	View precise location of 231.5.56.123 on the map!
231.5.56.147	View precise location of 231.5.56.147 on the map!
231.5.56.193	View precise location of 231.5.56.193 on the map!
231.5.56.203	View precise location of 231.5.56.203 on the map!
231.5.56.191	View precise location of 231.5.56.191 on the map!
231.5.56.143	View precise location of 231.5.56.143 on the map!
231.5.56.100	View precise location of 231.5.56.100 on the map!
231.5.56.12	View precise location of 231.5.56.12 on the map!
231.5.56.195	View precise location of 231.5.56.195 on the map!
231.5.56.172	View precise location of 231.5.56.172 on the map!
231.5.56.225	View precise location of 231.5.56.225 on the map!

10 Random IPs

253.238.101.229	Find precise map location of 253.238.101.229
116.167.31.183	Find precise map location of 116.167.31.183
10.36.203.255	Find precise map location of 10.36.203.255
154.48.61.219	Find precise map location of 154.48.61.219
86.173.216.155	Find precise map location of 86.173.216.155
15.133.213.252	Find precise map location of 15.133.213.252
115.72.158.91	Find precise map location of 115.72.158.91
243.151.197.120	Find precise map location of 243.151.197.120
141.25.33.115	Find precise map location of 141.25.33.115
177.13.144.65	Find precise map location of 177.13.144.65
77.1.82.145	Find precise map location of 77.1.82.145

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