123.143.87 is a class C of IPs

Sample IPs from the class C 123.143.87

123.143.87.107	View precise location of 123.143.87.107 on the map!
123.143.87.221	View precise location of 123.143.87.221 on the map!
123.143.87.101	View precise location of 123.143.87.101 on the map!
123.143.87.8	View precise location of 123.143.87.8 on the map!
123.143.87.210	View precise location of 123.143.87.210 on the map!
123.143.87.13	View precise location of 123.143.87.13 on the map!
123.143.87.120	View precise location of 123.143.87.120 on the map!
123.143.87.160	View precise location of 123.143.87.160 on the map!
123.143.87.28	View precise location of 123.143.87.28 on the map!
123.143.87.230	View precise location of 123.143.87.230 on the map!
123.143.87.242	View precise location of 123.143.87.242 on the map!

10 Random IPs

149.177.151.5	Find precise map location of 149.177.151.5
232.170.107.136	Find precise map location of 232.170.107.136
232.190.109.158	Find precise map location of 232.190.109.158
103.85.170.101	Find precise map location of 103.85.170.101
72.248.143.165	Find precise map location of 72.248.143.165
82.197.15.104	Find precise map location of 82.197.15.104
54.179.60.5	Find precise map location of 54.179.60.5
1.20.36.55	Find precise map location of 1.20.36.55
229.156.231.123	Find precise map location of 229.156.231.123
204.86.221.104	Find precise map location of 204.86.221.104
165.197.106.83	Find precise map location of 165.197.106.83

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