221.187.124 is a class C of IPs

Sample IPs from the class C 221.187.124

221.187.124.243	View precise location of 221.187.124.243 on the map!
221.187.124.240	View precise location of 221.187.124.240 on the map!
221.187.124.170	View precise location of 221.187.124.170 on the map!
221.187.124.73	View precise location of 221.187.124.73 on the map!
221.187.124.74	View precise location of 221.187.124.74 on the map!
221.187.124.224	View precise location of 221.187.124.224 on the map!
221.187.124.194	View precise location of 221.187.124.194 on the map!
221.187.124.6	View precise location of 221.187.124.6 on the map!
221.187.124.222	View precise location of 221.187.124.222 on the map!
221.187.124.166	View precise location of 221.187.124.166 on the map!
221.187.124.93	View precise location of 221.187.124.93 on the map!

10 Random IPs

30.216.230.26	Find precise map location of 30.216.230.26
191.101.31.88	Find precise map location of 191.101.31.88
34.15.203.33	Find precise map location of 34.15.203.33
243.61.241.137	Find precise map location of 243.61.241.137
166.144.31.232	Find precise map location of 166.144.31.232
75.16.5.238	Find precise map location of 75.16.5.238
130.113.146.121	Find precise map location of 130.113.146.121
121.9.217.53	Find precise map location of 121.9.217.53
136.66.69.188	Find precise map location of 136.66.69.188
118.238.37.134	Find precise map location of 118.238.37.134
237.68.201.163	Find precise map location of 237.68.201.163

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