221.49.187 is a class C of IPs

Sample IPs from the class C 221.49.187

221.49.187.237	View precise location of 221.49.187.237 on the map!
221.49.187.148	View precise location of 221.49.187.148 on the map!
221.49.187.20	View precise location of 221.49.187.20 on the map!
221.49.187.117	View precise location of 221.49.187.117 on the map!
221.49.187.220	View precise location of 221.49.187.220 on the map!
221.49.187.235	View precise location of 221.49.187.235 on the map!
221.49.187.62	View precise location of 221.49.187.62 on the map!
221.49.187.123	View precise location of 221.49.187.123 on the map!
221.49.187.133	View precise location of 221.49.187.133 on the map!
221.49.187.101	View precise location of 221.49.187.101 on the map!
221.49.187.40	View precise location of 221.49.187.40 on the map!

10 Random IPs

155.71.249.209	Find precise map location of 155.71.249.209
175.232.79.134	Find precise map location of 175.232.79.134
22.36.245.204	Find precise map location of 22.36.245.204
113.61.55.195	Find precise map location of 113.61.55.195
24.128.176.223	Find precise map location of 24.128.176.223
142.1.235.139	Find precise map location of 142.1.235.139
43.48.58.239	Find precise map location of 43.48.58.239
32.100.129.145	Find precise map location of 32.100.129.145
209.144.60.237	Find precise map location of 209.144.60.237
93.8.173.232	Find precise map location of 93.8.173.232
189.103.78.133	Find precise map location of 189.103.78.133

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