131.231.149 is a class C of IPs

Sample IPs from the class C 131.231.149

131.231.149.207	View precise location of 131.231.149.207 on the map!
131.231.149.130	View precise location of 131.231.149.130 on the map!
131.231.149.180	View precise location of 131.231.149.180 on the map!
131.231.149.139	View precise location of 131.231.149.139 on the map!
131.231.149.196	View precise location of 131.231.149.196 on the map!
131.231.149.84	View precise location of 131.231.149.84 on the map!
131.231.149.133	View precise location of 131.231.149.133 on the map!
131.231.149.135	View precise location of 131.231.149.135 on the map!
131.231.149.206	View precise location of 131.231.149.206 on the map!
131.231.149.17	View precise location of 131.231.149.17 on the map!
131.231.149.40	View precise location of 131.231.149.40 on the map!

10 Random IPs

35.36.71.47	Find precise map location of 35.36.71.47
149.250.223.223	Find precise map location of 149.250.223.223
174.34.108.140	Find precise map location of 174.34.108.140
250.38.59.14	Find precise map location of 250.38.59.14
11.220.185.44	Find precise map location of 11.220.185.44
38.33.38.100	Find precise map location of 38.33.38.100
179.96.30.43	Find precise map location of 179.96.30.43
144.82.202.118	Find precise map location of 144.82.202.118
158.66.50.179	Find precise map location of 158.66.50.179
162.83.166.192	Find precise map location of 162.83.166.192
47.34.3.91	Find precise map location of 47.34.3.91

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