servers
 

anyone else keep getting unknown error.

Nope never been banned.

Happens from time to time for me.

Just keep trying and eventually it will work.

DNS cache
 

I found when im having any sort of login issues including this error I give this a shot and it works. Not saying its the solution but its worth trying.
On most Windows machines you can get to a DOS prompt by going to START > Search “CMD” > Open CMD option that appears under 'Programs.'

At the command line type C: to inusure you are applying commands to the local PC. Then, after the C:\> first type “CD\” and hit ENTER - this will get you to the root. Then type “ipconfig /flushdns"