via forums.cpanel.net => original post link
I began using Ezoic as my ad manager in September, and they require the site to go through their DNS that uses Cloudflare. Immediately after changing the DNS, I started getting a 522 error when going to example.com/cpanel
I can still get to WHM, though, and then List Accounts to access cPanel that way. But it’s a little bit of a pain.
I found this article on it, but the potential problems listed aren’t relevant: