Let's Debug

Test result for test.althoff-fam.de using http-01

Error
test.althoff-fam.de has an A (IPv4) record (77.7.35.197) 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 test.althoff-fam.de/77.7.35.197: Get "https://test.althoff-fam.de:443/.well-known/acme-challenge/letsdebug-test": context deadline exceeded

Trace:
@0ms: Making a request to http://test.althoff-fam.de/.well-known/acme-challenge/letsdebug-test (using initial IP 77.7.35.197)
@0ms: Dialing 77.7.35.197
@225ms: Server response: HTTP 301 Moved Permanently
@225ms: Received redirect to https://test.althoff-fam.de:443/.well-known/acme-challenge/letsdebug-test
@226ms: Dialing 77.7.35.197
@10000ms: Experienced error: context deadline exceeded
A test authorization for test.althoff-fam.de to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching https://test.althoff-fam.de:443/.well-known/acme-challenge/bL33YSPh-LZhAl53P-j8Lz3uAwTFpgmZsyUNhsXth9Q: Timeout after connect (your server may be slow or overloaded)
Debug
Requests made to the domain
Request to: test.althoff-fam.de/77.7.35.197, Result: [Address=77.7.35.197,Address Type=IPv4,Server=,HTTP Status=301,Number of Redirects=1,Final HTTP Status=0], Issue: ANotWorking
Trace:
@0ms: Making a request to http://test.althoff-fam.de/.well-known/acme-challenge/letsdebug-test (using initial IP 77.7.35.197)
@0ms: Dialing 77.7.35.197
@225ms: Server response: HTTP 301 Moved Permanently
@225ms: Received redirect to https://test.althoff-fam.de:443/.well-known/acme-challenge/letsdebug-test
@226ms: Dialing 77.7.35.197
@10000ms: Experienced error: context deadline exceeded

Debug
A and AAAA records found for this domain
test.althoff-fam.de. 0 IN A 77.7.35.197
Challenge update failures for test.althoff-fam.de in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/2054110738
acme: error code 400 "urn:ietf:params:acme:error:connection": Fetching https://test.althoff-fam.de:443/.well-known/acme-challenge/bL33YSPh-LZhAl53P-j8Lz3uAwTFpgmZsyUNhsXth9Q: Timeout after connect (your server may be slow or overloaded)
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for test.althoff-fam.de is: de
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Mar 17 17:49:20 2022. Sat in queue for 15ms. Completed in 1m32s. Hide verbose information.