Statistics is not protected by password (option "password-protected directory" is unchecked in domain's hosting settings).
But statistics for domain
http://domain.tld/plesk-stat/webstat/ shows the following error:
403 Forbidden You do not have permission to access this document.
Incorrect permissions for domain's statistics directory.
Set correct permissions to
# chmod 755 /var/www/vhosts/domain.tld/statistics
- Recalculate statistics with the help of KB article #115476.