21.156.50 is a class C of IPs

Sample IPs from the class C 21.156.50

21.156.50.54	View precise location of 21.156.50.54 on the map!
21.156.50.46	View precise location of 21.156.50.46 on the map!
21.156.50.153	View precise location of 21.156.50.153 on the map!
21.156.50.108	View precise location of 21.156.50.108 on the map!
21.156.50.142	View precise location of 21.156.50.142 on the map!
21.156.50.244	View precise location of 21.156.50.244 on the map!
21.156.50.125	View precise location of 21.156.50.125 on the map!
21.156.50.103	View precise location of 21.156.50.103 on the map!
21.156.50.139	View precise location of 21.156.50.139 on the map!
21.156.50.51	View precise location of 21.156.50.51 on the map!
21.156.50.220	View precise location of 21.156.50.220 on the map!

10 Random IPs

201.57.189.62	Find precise map location of 201.57.189.62
122.198.105.156	Find precise map location of 122.198.105.156
140.237.231.224	Find precise map location of 140.237.231.224
251.249.11.124	Find precise map location of 251.249.11.124
25.170.179.94	Find precise map location of 25.170.179.94
242.197.196.254	Find precise map location of 242.197.196.254
67.165.186.243	Find precise map location of 67.165.186.243
245.142.76.123	Find precise map location of 245.142.76.123
21.150.114.173	Find precise map location of 21.150.114.173
155.194.18.102	Find precise map location of 155.194.18.102
183.164.12.120	Find precise map location of 183.164.12.120

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