231.252.31 is a class C of IPs

Sample IPs from the class C 231.252.31

231.252.31.37	View precise location of 231.252.31.37 on the map!
231.252.31.222	View precise location of 231.252.31.222 on the map!
231.252.31.160	View precise location of 231.252.31.160 on the map!
231.252.31.223	View precise location of 231.252.31.223 on the map!
231.252.31.179	View precise location of 231.252.31.179 on the map!
231.252.31.189	View precise location of 231.252.31.189 on the map!
231.252.31.178	View precise location of 231.252.31.178 on the map!
231.252.31.178	View precise location of 231.252.31.178 on the map!
231.252.31.168	View precise location of 231.252.31.168 on the map!
231.252.31.114	View precise location of 231.252.31.114 on the map!
231.252.31.143	View precise location of 231.252.31.143 on the map!

10 Random IPs

134.86.83.96	Find precise map location of 134.86.83.96
112.19.43.82	Find precise map location of 112.19.43.82
137.249.179.195	Find precise map location of 137.249.179.195
227.20.97.236	Find precise map location of 227.20.97.236
16.14.190.201	Find precise map location of 16.14.190.201
145.187.159.85	Find precise map location of 145.187.159.85
101.208.188.26	Find precise map location of 101.208.188.26
175.141.227.104	Find precise map location of 175.141.227.104
23.230.155.85	Find precise map location of 23.230.155.85
133.21.135.189	Find precise map location of 133.21.135.189
150.106.16.54	Find precise map location of 150.106.16.54

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