21.184.106 is a class C of IPs

Sample IPs from the class C 21.184.106

21.184.106.183	View precise location of 21.184.106.183 on the map!
21.184.106.223	View precise location of 21.184.106.223 on the map!
21.184.106.36	View precise location of 21.184.106.36 on the map!
21.184.106.193	View precise location of 21.184.106.193 on the map!
21.184.106.119	View precise location of 21.184.106.119 on the map!
21.184.106.130	View precise location of 21.184.106.130 on the map!
21.184.106.33	View precise location of 21.184.106.33 on the map!
21.184.106.155	View precise location of 21.184.106.155 on the map!
21.184.106.240	View precise location of 21.184.106.240 on the map!
21.184.106.196	View precise location of 21.184.106.196 on the map!
21.184.106.219	View precise location of 21.184.106.219 on the map!

10 Random IPs

1.144.103.81	Find precise map location of 1.144.103.81
84.56.163.164	Find precise map location of 84.56.163.164
42.114.15.174	Find precise map location of 42.114.15.174
117.1.253.28	Find precise map location of 117.1.253.28
83.141.68.214	Find precise map location of 83.141.68.214
200.227.240.16	Find precise map location of 200.227.240.16
59.143.81.76	Find precise map location of 59.143.81.76
12.93.25.164	Find precise map location of 12.93.25.164
84.18.196.104	Find precise map location of 84.18.196.104
45.36.121.140	Find precise map location of 45.36.121.140
151.208.114.157	Find precise map location of 151.208.114.157

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