221.251.214 is a class C of IPs

Sample IPs from the class C 221.251.214

221.251.214.204	View precise location of 221.251.214.204 on the map!
221.251.214.152	View precise location of 221.251.214.152 on the map!
221.251.214.66	View precise location of 221.251.214.66 on the map!
221.251.214.25	View precise location of 221.251.214.25 on the map!
221.251.214.180	View precise location of 221.251.214.180 on the map!
221.251.214.48	View precise location of 221.251.214.48 on the map!
221.251.214.94	View precise location of 221.251.214.94 on the map!
221.251.214.154	View precise location of 221.251.214.154 on the map!
221.251.214.61	View precise location of 221.251.214.61 on the map!
221.251.214.71	View precise location of 221.251.214.71 on the map!
221.251.214.157	View precise location of 221.251.214.157 on the map!

10 Random IPs

188.189.126.60	Find precise map location of 188.189.126.60
108.76.28.118	Find precise map location of 108.76.28.118
53.248.18.26	Find precise map location of 53.248.18.26
251.189.13.170	Find precise map location of 251.189.13.170
209.202.124.130	Find precise map location of 209.202.124.130
30.159.223.136	Find precise map location of 30.159.223.136
50.200.140.38	Find precise map location of 50.200.140.38
135.28.185.32	Find precise map location of 135.28.185.32
196.98.134.235	Find precise map location of 196.98.134.235
181.242.53.3	Find precise map location of 181.242.53.3
243.207.77.145	Find precise map location of 243.207.77.145

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