got this error by trying to register to the tracker page.

Thank you for registering. You have an account with username "flodo". In order
to complete your registration, visit the following URL (make sure it is entered
as the single line) and set your own access password:

http://feedback.arma3.com/verify.php?id=4463&confirm_hash=93b70b36d718e8a9931865c16bd6fa67

If you did not request any registration, ignore this message and nothing will
happen.

Do not reply to this message