In this manual, you'll find how to block the IP address of a website.
To block an IP Address, an .htaccess file must have been created in the folder: /domains/yourdomain.uk/public_html/
If that file isn't available, it can be created in the filemanager in DirectAdmin, or be uploaded via FTP.
Allowing an IP address
deny from all
allow from 184.108.40.206
Block an IP address
deny from 1.2.3..4
allow from all