Let's Debug

Test result for www.checkplz.app using http-01

Error
www.checkplz.app has an A (IPv4) record (3.135.129.68) but a request to this address over port 80 did not succeed. Your web server must have at least one working IPv4 or IPv6 address.
A timeout was experienced while communicating with www.checkplz.app/3.135.129.68: Get "http://www.checkplz.app/.well-known/acme-challenge/letsdebug-test": context deadline exceeded

Trace:
@0ms: Making a request to http://www.checkplz.app/.well-known/acme-challenge/letsdebug-test (using initial IP 3.135.129.68)
@0ms: Dialing 3.135.129.68
@10002ms: Experienced error: context deadline exceeded
A test authorization for www.checkplz.app to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
3.135.129.68: Fetching http://www.checkplz.app/.well-known/acme-challenge/YM-ME_ELyX6XnqfaOeamHF42zfn3L9r65gJ1NlyFjF0: Timeout during connect (likely firewall problem)
Debug
Requests made to the domain
Request to: www.checkplz.app/3.135.129.68, Result: [Address=3.135.129.68,Address Type=IPv4,Server=,HTTP Status=0], Issue: ANotWorking
Trace:
@0ms: Making a request to http://www.checkplz.app/.well-known/acme-challenge/letsdebug-test (using initial IP 3.135.129.68)
@0ms: Dialing 3.135.129.68
@10002ms: Experienced error: context deadline exceeded

Debug
A and AAAA records found for this domain
www.checkplz.app. 0 IN A 3.135.129.68
Challenge update failures for www.checkplz.app in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/6046086303
acme: error code 400 "urn:ietf:params:acme:error:connection": 3.135.129.68: Fetching http://www.checkplz.app/.well-known/acme-challenge/YM-ME_ELyX6XnqfaOeamHF42zfn3L9r65gJ1NlyFjF0: Timeout during connect (likely firewall problem)
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for www.checkplz.app is: app
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Dec 21 07:49:28 2022. Sat in queue for 3ms. Completed in 22s. Hide verbose information.