99.231.181 is a class C of IPs

Sample IPs from the class C 99.231.181

99.231.181.46	View precise location of 99.231.181.46 on the map!
99.231.181.92	View precise location of 99.231.181.92 on the map!
99.231.181.231	View precise location of 99.231.181.231 on the map!
99.231.181.246	View precise location of 99.231.181.246 on the map!
99.231.181.11	View precise location of 99.231.181.11 on the map!
99.231.181.113	View precise location of 99.231.181.113 on the map!
99.231.181.7	View precise location of 99.231.181.7 on the map!
99.231.181.245	View precise location of 99.231.181.245 on the map!
99.231.181.135	View precise location of 99.231.181.135 on the map!
99.231.181.222	View precise location of 99.231.181.222 on the map!
99.231.181.222	View precise location of 99.231.181.222 on the map!

10 Random IPs

205.246.32.31	Find precise map location of 205.246.32.31
76.207.93.72	Find precise map location of 76.207.93.72
160.58.201.224	Find precise map location of 160.58.201.224
87.166.16.245	Find precise map location of 87.166.16.245
125.21.91.80	Find precise map location of 125.21.91.80
56.234.103.92	Find precise map location of 56.234.103.92
154.79.179.204	Find precise map location of 154.79.179.204
99.12.198.170	Find precise map location of 99.12.198.170
57.235.161.40	Find precise map location of 57.235.161.40
217.249.83.54	Find precise map location of 217.249.83.54
104.67.130.65	Find precise map location of 104.67.130.65

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