We check this website, now sentragoal.gr is up and dont blocked for our system and other users of the Internet.
So, answer to question: Is sentragoal Down Right Now? - NO! sentragoal is up!
If you have problem with access to site sentragoal, and domain sentragoal.gr is not avalible.
Clear browser cache and/or try other web browser
(Chrome, Firefox or Safari).