228.215.66 is a class C of IPs

Sample IPs from the class C 228.215.66

228.215.66.50	View precise location of 228.215.66.50 on the map!
228.215.66.100	View precise location of 228.215.66.100 on the map!
228.215.66.233	View precise location of 228.215.66.233 on the map!
228.215.66.79	View precise location of 228.215.66.79 on the map!
228.215.66.44	View precise location of 228.215.66.44 on the map!
228.215.66.139	View precise location of 228.215.66.139 on the map!
228.215.66.184	View precise location of 228.215.66.184 on the map!
228.215.66.203	View precise location of 228.215.66.203 on the map!
228.215.66.86	View precise location of 228.215.66.86 on the map!
228.215.66.206	View precise location of 228.215.66.206 on the map!
228.215.66.152	View precise location of 228.215.66.152 on the map!

10 Random IPs

198.198.218.62	Find precise map location of 198.198.218.62
202.166.175.128	Find precise map location of 202.166.175.128
178.68.21.124	Find precise map location of 178.68.21.124
240.80.254.251	Find precise map location of 240.80.254.251
219.100.33.159	Find precise map location of 219.100.33.159
34.15.94.76	Find precise map location of 34.15.94.76
185.237.92.195	Find precise map location of 185.237.92.195
89.203.210.7	Find precise map location of 89.203.210.7
103.199.190.244	Find precise map location of 103.199.190.244
195.135.132.131	Find precise map location of 195.135.132.131
69.132.144.18	Find precise map location of 69.132.144.18

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