现在我有两个ip,source.lr689.eu.org和lovelygoogol.us.kg,这两个ip都放在cf上,打算用source.lr689.eu.org作回退源,该怎么优选ip?网上的教程试了,提示
The hostname is using Cloudflare and cannot be activated with an TXT or HTTP validation token. To activate the custom hostname, the DNS target needs to point to the SaaS zone