Check your DNS to see if you can connect after today!
Link. Last November, the FBI arrested 6 Estonian hackers and accused them of masterminding a nasty piece of malware that redirects your computers' Domain Naming System to a false one. The FBI rolled out some clean servers and temporarily fixed the problem, but this was only a stopgap measure to give infected machines time to get clean.
Anything running Linux, or Ipads, Iphones, or usig Android are safe. P.C.'s and Macs are fair game, though. If you come up as infected, the site gives you options on where to go to get fixed.