21.3.224 is a class C of IPs

Sample IPs from the class C 21.3.224

21.3.224.131	View precise location of 21.3.224.131 on the map!
21.3.224.232	View precise location of 21.3.224.232 on the map!
21.3.224.125	View precise location of 21.3.224.125 on the map!
21.3.224.214	View precise location of 21.3.224.214 on the map!
21.3.224.29	View precise location of 21.3.224.29 on the map!
21.3.224.124	View precise location of 21.3.224.124 on the map!
21.3.224.200	View precise location of 21.3.224.200 on the map!
21.3.224.26	View precise location of 21.3.224.26 on the map!
21.3.224.224	View precise location of 21.3.224.224 on the map!
21.3.224.134	View precise location of 21.3.224.134 on the map!
21.3.224.90	View precise location of 21.3.224.90 on the map!

10 Random IPs

231.116.62.24	Find precise map location of 231.116.62.24
210.139.143.140	Find precise map location of 210.139.143.140
17.154.67.221	Find precise map location of 17.154.67.221
207.69.173.191	Find precise map location of 207.69.173.191
94.9.15.28	Find precise map location of 94.9.15.28
115.15.139.101	Find precise map location of 115.15.139.101
246.36.248.92	Find precise map location of 246.36.248.92
53.11.238.147	Find precise map location of 53.11.238.147
145.183.169.220	Find precise map location of 145.183.169.220
34.229.23.240	Find precise map location of 34.229.23.240
101.212.11.133	Find precise map location of 101.212.11.133

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