183.21.196 is a class C of IPs

Sample IPs from the class C 183.21.196

183.21.196.14	View precise location of 183.21.196.14 on the map!
183.21.196.51	View precise location of 183.21.196.51 on the map!
183.21.196.52	View precise location of 183.21.196.52 on the map!
183.21.196.141	View precise location of 183.21.196.141 on the map!
183.21.196.82	View precise location of 183.21.196.82 on the map!
183.21.196.30	View precise location of 183.21.196.30 on the map!
183.21.196.232	View precise location of 183.21.196.232 on the map!
183.21.196.44	View precise location of 183.21.196.44 on the map!
183.21.196.95	View precise location of 183.21.196.95 on the map!
183.21.196.118	View precise location of 183.21.196.118 on the map!
183.21.196.117	View precise location of 183.21.196.117 on the map!

10 Random IPs

211.45.142.210	Find precise map location of 211.45.142.210
146.200.248.183	Find precise map location of 146.200.248.183
78.189.115.252	Find precise map location of 78.189.115.252
108.252.197.21	Find precise map location of 108.252.197.21
232.143.144.86	Find precise map location of 232.143.144.86
123.97.64.61	Find precise map location of 123.97.64.61
116.10.120.148	Find precise map location of 116.10.120.148
7.62.169.22	Find precise map location of 7.62.169.22
170.9.138.60	Find precise map location of 170.9.138.60
166.209.36.70	Find precise map location of 166.209.36.70
227.169.146.15	Find precise map location of 227.169.146.15

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