[b]"How can I check whatismyproxy and why does it matter?"[/b] or [b]"What exactly is whatismyproxy and how do I f

whatismyproxy is just reading the headers your browser sends.

If you’re behind a proxy, those headers get messed up.

Try curl ifconfig.me in terminal—it’ll show your *real* IP (or at least the one the internet sees).