Sign in does not work: https://openedx.microsoft.com/

Hi All, anyone aware noone can sign in to openedx from yesterday? Is were any maintenance going on?
ref:
https://trainingsupport.microsoft.com/en-us/tcml/forum/all/unable-to-loginregister-for-openedx/0844cbfc-86f4-4165-9d96-996526c9b8d0

This forum is for discussion about the Open edX software. It’s not a support forum for any particular Open edX installation, such as Microsoft’s. You’ll have to contact their support for help.