83.133.142 is a class C of IPs

Sample IPs from the class C 83.133.142

83.133.142.22	View precise location of 83.133.142.22 on the map!
83.133.142.80	View precise location of 83.133.142.80 on the map!
83.133.142.106	View precise location of 83.133.142.106 on the map!
83.133.142.136	View precise location of 83.133.142.136 on the map!
83.133.142.86	View precise location of 83.133.142.86 on the map!
83.133.142.80	View precise location of 83.133.142.80 on the map!
83.133.142.157	View precise location of 83.133.142.157 on the map!
83.133.142.186	View precise location of 83.133.142.186 on the map!
83.133.142.178	View precise location of 83.133.142.178 on the map!
83.133.142.112	View precise location of 83.133.142.112 on the map!
83.133.142.209	View precise location of 83.133.142.209 on the map!

10 Random IPs

65.146.93.109	Find precise map location of 65.146.93.109
76.247.213.168	Find precise map location of 76.247.213.168
23.170.10.72	Find precise map location of 23.170.10.72
227.111.39.82	Find precise map location of 227.111.39.82
123.53.79.119	Find precise map location of 123.53.79.119
53.253.21.233	Find precise map location of 53.253.21.233
147.110.85.213	Find precise map location of 147.110.85.213
34.79.247.66	Find precise map location of 34.79.247.66
133.66.255.194	Find precise map location of 133.66.255.194
249.59.128.22	Find precise map location of 249.59.128.22
169.32.94.170	Find precise map location of 169.32.94.170

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