83.18.40 is a class C of IPs

Sample IPs from the class C 83.18.40

83.18.40.70	View precise location of 83.18.40.70 on the map!
83.18.40.200	View precise location of 83.18.40.200 on the map!
83.18.40.202	View precise location of 83.18.40.202 on the map!
83.18.40.42	View precise location of 83.18.40.42 on the map!
83.18.40.164	View precise location of 83.18.40.164 on the map!
83.18.40.193	View precise location of 83.18.40.193 on the map!
83.18.40.73	View precise location of 83.18.40.73 on the map!
83.18.40.165	View precise location of 83.18.40.165 on the map!
83.18.40.86	View precise location of 83.18.40.86 on the map!
83.18.40.211	View precise location of 83.18.40.211 on the map!
83.18.40.87	View precise location of 83.18.40.87 on the map!

10 Random IPs

216.188.105.108	Find precise map location of 216.188.105.108
93.143.249.184	Find precise map location of 93.143.249.184
151.208.25.254	Find precise map location of 151.208.25.254
202.6.240.10	Find precise map location of 202.6.240.10
100.39.125.126	Find precise map location of 100.39.125.126
128.18.85.198	Find precise map location of 128.18.85.198
136.226.150.147	Find precise map location of 136.226.150.147
134.43.185.33	Find precise map location of 134.43.185.33
205.49.187.90	Find precise map location of 205.49.187.90
102.74.84.27	Find precise map location of 102.74.84.27
200.65.83.46	Find precise map location of 200.65.83.46

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