Ssh tunnel - SOCKS proxy

SSh to your server, -D {port_number} it creates ssh tunnel listening on your local host TCP port_number

ssh -D 1080 username@your.server.com

Open Firefox > Options > Advanced > Network tab > Connection Settings... > Manual procy configuration > SOCKS Host: localhost Port: 1080 > OK

Firefox-socks-proxy

Since now on you are using @your.server.com geo locations, what you can check at http://whatismyipaddress.com/ . It works with EC2 instances.