11.21 is a class B of IPs

Sample IPs from the class B 11.21

11.21.94.138	View precise location of 11.21.94.138 on the map!
11.21.15.56	View precise location of 11.21.15.56 on the map!
11.21.188.104	View precise location of 11.21.188.104 on the map!
11.21.207.70	View precise location of 11.21.207.70 on the map!
11.21.154.92	View precise location of 11.21.154.92 on the map!
11.21.199.178	View precise location of 11.21.199.178 on the map!
11.21.144.238	View precise location of 11.21.144.238 on the map!
11.21.71.68	View precise location of 11.21.71.68 on the map!
11.21.145.4	View precise location of 11.21.145.4 on the map!
11.21.218.34	View precise location of 11.21.218.34 on the map!
11.21.109.153	View precise location of 11.21.109.153 on the map!

10 Random IPs

46.179.168.60	Find precise map location of 46.179.168.60
191.65.2.134	Find precise map location of 191.65.2.134
117.207.231.235	Find precise map location of 117.207.231.235
92.108.117.177	Find precise map location of 92.108.117.177
81.220.89.139	Find precise map location of 81.220.89.139
54.200.209.42	Find precise map location of 54.200.209.42
248.203.104.99	Find precise map location of 248.203.104.99
209.88.191.243	Find precise map location of 209.88.191.243
228.22.240.119	Find precise map location of 228.22.240.119
97.119.222.157	Find precise map location of 97.119.222.157
250.121.4.145	Find precise map location of 250.121.4.145

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