CDN Sync Tool gone?

Hi,

Was just researching to implement a CDN with WP Super Cache but then noticed the plugin is gone

Clicking any of the links here shows it is gone
http://ww.wp.xz.cn/support/plugin/cdn-sync-tool

Is there an alternative to getting CDN’s working with WP Super Cache?

Cheers
Dean

https://ww.wp.xz.cn/plugins/wp-super-cache/