I live in Denmark, got 360-400ms on the test server, Compared to Eu server's 30-40ms and around 200ms on the US servers.
only thing noticed a few things, Loading my excisting UI, Skills i can place in the quickbar on the other servers is no problem, but for the test server i have to adjust the quickbar abit in odre to place skills there.
Map Filter. close's each time I mark a option.