Sirs,
We received a notification from Atlassian below:
We're writing to let you know that your Atlassian account is no longer managed by your Atlassian Cloud administrator.
This won't change the way you log in to Atlassian products or how you use them.
For more info, see Personal and managed accounts.
Personal and managed accounts = ( confluence.atlas=sian.com/x/YzcWN ).
Cheers,
The Atlassians
Could you confirm if the "confluence.atlas" domain is valid?