Was beseutet this is the mail system at host mx01.brz.eu

A technical issue!

The error message "was beseutet" is likely a result of a misconfigured or corrupted email system. Here's a breakdown of what's happening:

To resolve this issue, you'll need to investigate and fix the configuration file or database that's causing the error. Here are some possible steps to take:

  1. Check the email system's configuration file (e.g., Postfix, Sendmail, or Exim) for typos or corrupted characters.
  2. Verify that the hostname "mx01.brz.eu" is correctly configured in the email system's settings.
  3. Check the DNS records for the domain "brz.eu" to ensure that the MX record points to the correct mail server hostname "mx01.brz.eu".
  4. If you're using a cloud-based email service, check the service's documentation for troubleshooting guides on resolving similar issues.

If you're not familiar with email system configuration or DNS records, it may be helpful to consult with a system administrator or a technical expert who can assist you in resolving the issue.