221.17.64 is a class C of IPs

Sample IPs from the class C 221.17.64

221.17.64.70	View precise location of 221.17.64.70 on the map!
221.17.64.75	View precise location of 221.17.64.75 on the map!
221.17.64.227	View precise location of 221.17.64.227 on the map!
221.17.64.12	View precise location of 221.17.64.12 on the map!
221.17.64.172	View precise location of 221.17.64.172 on the map!
221.17.64.109	View precise location of 221.17.64.109 on the map!
221.17.64.45	View precise location of 221.17.64.45 on the map!
221.17.64.132	View precise location of 221.17.64.132 on the map!
221.17.64.9	View precise location of 221.17.64.9 on the map!
221.17.64.164	View precise location of 221.17.64.164 on the map!
221.17.64.6	View precise location of 221.17.64.6 on the map!

10 Random IPs

47.208.17.221	Find precise map location of 47.208.17.221
164.44.148.140	Find precise map location of 164.44.148.140
229.191.181.86	Find precise map location of 229.191.181.86
204.79.16.239	Find precise map location of 204.79.16.239
115.15.164.77	Find precise map location of 115.15.164.77
133.124.120.181	Find precise map location of 133.124.120.181
116.210.211.37	Find precise map location of 116.210.211.37
51.201.93.239	Find precise map location of 51.201.93.239
228.12.24.21	Find precise map location of 228.12.24.21
30.173.140.252	Find precise map location of 30.173.140.252
235.169.122.111	Find precise map location of 235.169.122.111

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