221.162.151 is a class C of IPs

Sample IPs from the class C 221.162.151

221.162.151.116	View precise location of 221.162.151.116 on the map!
221.162.151.148	View precise location of 221.162.151.148 on the map!
221.162.151.111	View precise location of 221.162.151.111 on the map!
221.162.151.122	View precise location of 221.162.151.122 on the map!
221.162.151.77	View precise location of 221.162.151.77 on the map!
221.162.151.130	View precise location of 221.162.151.130 on the map!
221.162.151.77	View precise location of 221.162.151.77 on the map!
221.162.151.142	View precise location of 221.162.151.142 on the map!
221.162.151.193	View precise location of 221.162.151.193 on the map!
221.162.151.109	View precise location of 221.162.151.109 on the map!
221.162.151.112	View precise location of 221.162.151.112 on the map!

10 Random IPs

18.98.231.197	Find precise map location of 18.98.231.197
135.200.219.52	Find precise map location of 135.200.219.52
8.246.222.56	Find precise map location of 8.246.222.56
209.40.239.152	Find precise map location of 209.40.239.152
24.21.246.162	Find precise map location of 24.21.246.162
250.248.243.10	Find precise map location of 250.248.243.10
158.71.80.85	Find precise map location of 158.71.80.85
91.101.133.48	Find precise map location of 91.101.133.48
77.138.235.15	Find precise map location of 77.138.235.15
241.148.59.226	Find precise map location of 241.148.59.226
180.43.32.78	Find precise map location of 180.43.32.78

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