most probably then.
I have several servers cpu mining but all with the same address, not worker defined. all from same IP. could it be that 1 of the servers is over there and the rest remain in WP?
I voted 100% on both questions of survey

Yep! Its on a per-connection basis, so definitely possible to have some on proxy, some not (roughly 1/6th of EU is currently proxied for testing - about 5% of our hashrate)
as long as you keep a notice up on the page so that people don't get curious it should definitely be 100% of our hash unless something else pops up more profitable. voted in survey