Let's Debug

Test result for www.gnaarl.de using http-01

Debug
Requests made to the domain
Request to: www.gnaarl.de/188.68.60.18, Result: [Address=188.68.60.18,Address Type=IPv4,Server=nginx,HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://www.gnaarl.de/.well-known/acme-challenge/letsdebug-test (using initial IP 188.68.60.18)
@0ms: Dialing 188.68.60.18
@337ms: Server response: HTTP 404 Not Found

Debug
A and AAAA records found for this domain
www.gnaarl.de. 0 IN A 188.68.60.18
Challenge update failures for www.gnaarl.de in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/2463169934
acme: error code 403 "urn:ietf:params:acme:error:unauthorized": 188.68.60.18: Invalid response from http://www.gnaarl.de/.well-known/acme-challenge/HNwAJpI--WWAUHbhRb4xbsG7-hp-DaRvAwaaCoey1iY: 404
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for www.gnaarl.de is: de
Debug
1 Certificates contributing to rate limits for this domain

Serial: 389960468005751153185852142678633551205211
NotBefore: 2022-04-28 02:46:07 +0000 UTC
Names: [cloud.gnaarl.de gnaarl.de mail.gnaarl.de www.gnaarl.de]

Debug
The current status.io status for Let's Encrypt
Operational

Submitted May 2 08:43:33 2022. Sat in queue for 4ms. Completed in 5s. Hide verbose information.