Each CDN resource contains several tabs. Overview Tab:
ID — used to identify a CDN resource in the CDN database.
System domain — a system-generated domain from which data is sent from the CDN.
User Domain — the domain you specified, when accessing which you can get files from the CDN. Can be translated to CDN DNS or can be cname to cdn domain.
Resource Origin — a data source for CDN.
Created — Resource creation time.
Updated — the time the Resource was last modified.