214.21.21 is a class C of IPs

Sample IPs from the class C 214.21.21

214.21.21.196	View precise location of 214.21.21.196 on the map!
214.21.21.15	View precise location of 214.21.21.15 on the map!
214.21.21.147	View precise location of 214.21.21.147 on the map!
214.21.21.170	View precise location of 214.21.21.170 on the map!
214.21.21.219	View precise location of 214.21.21.219 on the map!
214.21.21.27	View precise location of 214.21.21.27 on the map!
214.21.21.151	View precise location of 214.21.21.151 on the map!
214.21.21.229	View precise location of 214.21.21.229 on the map!
214.21.21.248	View precise location of 214.21.21.248 on the map!
214.21.21.108	View precise location of 214.21.21.108 on the map!
214.21.21.106	View precise location of 214.21.21.106 on the map!

10 Random IPs

227.210.244.235	Find precise map location of 227.210.244.235
191.213.126.228	Find precise map location of 191.213.126.228
152.84.71.6	Find precise map location of 152.84.71.6
131.103.200.86	Find precise map location of 131.103.200.86
175.233.217.215	Find precise map location of 175.233.217.215
143.180.89.225	Find precise map location of 143.180.89.225
120.3.190.237	Find precise map location of 120.3.190.237
39.128.81.229	Find precise map location of 39.128.81.229
32.188.207.178	Find precise map location of 32.188.207.178
210.190.251.29	Find precise map location of 210.190.251.29
11.180.37.137	Find precise map location of 11.180.37.137

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