83.240.40 is a class C of IPs

Sample IPs from the class C 83.240.40

83.240.40.101	View precise location of 83.240.40.101 on the map!
83.240.40.172	View precise location of 83.240.40.172 on the map!
83.240.40.251	View precise location of 83.240.40.251 on the map!
83.240.40.71	View precise location of 83.240.40.71 on the map!
83.240.40.182	View precise location of 83.240.40.182 on the map!
83.240.40.49	View precise location of 83.240.40.49 on the map!
83.240.40.252	View precise location of 83.240.40.252 on the map!
83.240.40.9	View precise location of 83.240.40.9 on the map!
83.240.40.120	View precise location of 83.240.40.120 on the map!
83.240.40.144	View precise location of 83.240.40.144 on the map!
83.240.40.175	View precise location of 83.240.40.175 on the map!

10 Random IPs

50.235.249.21	Find precise map location of 50.235.249.21
37.221.37.144	Find precise map location of 37.221.37.144
216.217.219.211	Find precise map location of 216.217.219.211
153.69.229.70	Find precise map location of 153.69.229.70
223.70.139.33	Find precise map location of 223.70.139.33
120.148.46.128	Find precise map location of 120.148.46.128
97.147.138.147	Find precise map location of 97.147.138.147
249.113.138.8	Find precise map location of 249.113.138.8
83.59.206.238	Find precise map location of 83.59.206.238
242.199.192.219	Find precise map location of 242.199.192.219
105.238.59.242	Find precise map location of 105.238.59.242

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