Access log files are stored on a dedicated log server, accessible via FTP.
The FTP server for logs is called logs.hwcdn.net
Each host name is shared and accessed individually, so first get your host ID.
The user for the logs is your user name with a colon ":" and the host id.
Therefore, if the xyz.yourdomain.com host id is b8uy765q , to see the logs you login as
The logs are in daily subfolders /cds/yyyy/mm/dd
To gain access to your log files, talk with your account manager.