157.16.231 is a class C of IPs

Sample IPs from the class C 157.16.231

157.16.231.152	View precise location of 157.16.231.152 on the map!
157.16.231.52	View precise location of 157.16.231.52 on the map!
157.16.231.120	View precise location of 157.16.231.120 on the map!
157.16.231.123	View precise location of 157.16.231.123 on the map!
157.16.231.140	View precise location of 157.16.231.140 on the map!
157.16.231.59	View precise location of 157.16.231.59 on the map!
157.16.231.230	View precise location of 157.16.231.230 on the map!
157.16.231.16	View precise location of 157.16.231.16 on the map!
157.16.231.171	View precise location of 157.16.231.171 on the map!
157.16.231.201	View precise location of 157.16.231.201 on the map!
157.16.231.6	View precise location of 157.16.231.6 on the map!

10 Random IPs

69.13.145.56	Find precise map location of 69.13.145.56
103.4.101.92	Find precise map location of 103.4.101.92
121.198.112.235	Find precise map location of 121.198.112.235
84.202.58.181	Find precise map location of 84.202.58.181
149.131.127.199	Find precise map location of 149.131.127.199
22.91.175.255	Find precise map location of 22.91.175.255
77.83.84.38	Find precise map location of 77.83.84.38
10.60.29.126	Find precise map location of 10.60.29.126
237.156.203.143	Find precise map location of 237.156.203.143
142.128.172.187	Find precise map location of 142.128.172.187
48.149.73.229	Find precise map location of 48.149.73.229

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