One is an actual routing system that tells routers where to send data, the other is a name translation system with multiple layers of caches outside of your control.
DNS is a layer above as BGP is still used to actually navigate to the listed IP, and any large CDN will own that IP space and announce their own routes anyway.
One is an actual routing system that tells routers where to send data, the other is a name translation system with multiple layers of caches outside of your control.
DNS is a layer above as BGP is still used to actually navigate to the listed IP, and any large CDN will own that IP space and announce their own routes anyway.