high ping all games unplayable

please i need your help i cannot log into even if i log in i found a message says…[ Oops! something went worg. we had trouble loading your content]. sometimes its work however when i enter wow SOD the latency 2000ms !!. I checked my internet even with the service provider they Said you have no issue your internet is perfect. then i uninstall blazzird and i deleted all the related files then i reinstall it.
now still show me that message (Oops! something went wrong. we had trouble loading your content). I change my IP elk… I tried to off the firewall, but still the ping more that 2000ms and the games unplayable. please i need help !!

I have the same issue. All of a sudden my ping is 2k + and everything else works except WC and Bnet.