If you are no longer in possession of the login info for your account or webspace, you can have them sent again via https://www.simply.com/en/controlpanel/forgotpassword
The email will be sent to the email address registered with the account the domain belongs to, and contains the necessary usernames, passwords and additional login info for the product or account in question.
Article from the support category: General
We strongly advice you to choose another password
The entered password is known in "Have I Been Pwned", which is a public database of leaked passwords on the internet.
Probably you (or someone else) used the password before on a website, which is known to have leaked the password. It is not safe to use this password.
We strongly advice you to choose another password.
Enter your password here for more information: https://haveibeenpwned.com/Passwords.