I decided to move the site to my secondary server, first moving the test subdomain. The SSL version of the moved subdomain seems to be stuck in 522. There is another preexisitng site on the second server using the very same key, and all keys, directories, and permissions are identical.

Error 522 usually does not related to SSL cert issue. Did you check whether port 80 and 443 are already open in your server and there’s no firewall blocking Cloudflare IPs? [image] IP Ranges This page is intended to be the definitive source of Cloudflare’s current IP ranges. …

SSL Error 522 after IP change

Application Security SSL / TLS

erictung December 5, 2020, 5:42am 2

Did you go through this:

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SSL Error 522 after IP change

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