How to integrate Hostry CDN with WordPress via WP Super Cache
WP Super Cache is another plugin available for installing CDN in WordPress websites.
After installing the plugin you need to go to the new submenu Settings – WP Super Cache.
Navigate to settings and click “WP Super Cache”.
In WP Super Cache Settings page choose Caching On and click Update Status.
After that, you should click at CDN tab and enter your CNAME or zone address in the field “Off-site URL”. Besides, you can choose directories that will be served from CDN and exclude some files depending on regular expression.
Click on “Skip https URLs to avoid mixed content errors”, if you don’t have your own SSL certificate.
Don’t forget to click “Save Changes”.