522 and 523 time out errors

[dmz]

Hi @gujingc,

Take a look at these two CommunityTip on reported errors:

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…

Community Tip - Fixing Error 523: Origin is unreachable

Error Try the suggestions in this Community Tip to help you fix “Error 523: Origin is unreachable”. Background Error 523 indicates that there is an issue in the origin web server and it has become unreachable. The most common cause is that your DNS settings are incorrect. When this happens, you’ll see “Error 523: Origin is unreachable”. [Banner in tip catalog] Cloudflare Diagnostic Center Checks: nameservers, DNSSEC, DS record configuration, if connecting to ‘domain.com’ works, if connecti…

Unfortunately, I won’t be able to help you with the non Cloudflare issues.