21.71.90 is a class C of IPs

Sample IPs from the class C 21.71.90

21.71.90.90	View precise location of 21.71.90.90 on the map!
21.71.90.153	View precise location of 21.71.90.153 on the map!
21.71.90.153	View precise location of 21.71.90.153 on the map!
21.71.90.39	View precise location of 21.71.90.39 on the map!
21.71.90.179	View precise location of 21.71.90.179 on the map!
21.71.90.244	View precise location of 21.71.90.244 on the map!
21.71.90.79	View precise location of 21.71.90.79 on the map!
21.71.90.179	View precise location of 21.71.90.179 on the map!
21.71.90.229	View precise location of 21.71.90.229 on the map!
21.71.90.51	View precise location of 21.71.90.51 on the map!
21.71.90.139	View precise location of 21.71.90.139 on the map!

10 Random IPs

103.114.177.16	Find precise map location of 103.114.177.16
246.155.103.59	Find precise map location of 246.155.103.59
186.169.117.23	Find precise map location of 186.169.117.23
143.98.49.89	Find precise map location of 143.98.49.89
10.220.169.15	Find precise map location of 10.220.169.15
166.115.140.238	Find precise map location of 166.115.140.238
184.16.87.124	Find precise map location of 184.16.87.124
50.61.246.194	Find precise map location of 50.61.246.194
106.81.114.187	Find precise map location of 106.81.114.187
204.39.239.86	Find precise map location of 204.39.239.86
76.186.145.105	Find precise map location of 76.186.145.105

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