Cannot sign in via Mobile Security using any method

Avast Account (my.avast.com)
1

I am unable to sign in to my Avast account using my email and password, Google or Facebook. All fail with the same message (see attached image). I have tried clearing the app cache. Galaxy S6 on Verizon. Android 6.0.1

2

Try it through the website > https://my.avast.com