Can we ipv6 only server?

[erictung]

So you only have an AAAA record right?

Can you check if your firewall (server) is blocking HTTP traffic at the IPv6 level?

Community Tip - Fixing Error 522: Connection timed out

Error Try the suggestions in this Community Tip to help you fix Error 522 “ERR CONNECTION TIMED OUT” in Google Chrome or “The connection has timed out” in Firefox. Background A 522 error happens when a TCP connection to the web server could not be established. This typically happens when Cloudflare requests to the origin (your webserver) get blocked. When this happens, you’ll see “ERR_CONNECTION_TIMED_OUT”. [image] Quick Fix Ideas Make sure that you’re not blocking Cloudflare IPs in .hta…