Let's Debug

Test result for ticket.sk-software.de using http-01

Debug
Requests made to the domain
Request to: ticket.sk-software.de/144.76.43.140, Result: [Address=144.76.43.140,Address Type=IPv4,Server=Apache/2.4.25 (Debian),HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://ticket.sk-software.de/.well-known/acme-challenge/letsdebug-test (using initial IP 144.76.43.140)
@0ms: Dialing 144.76.43.140
@165ms: Server response: HTTP 404 Not Found

Debug
A and AAAA records found for this domain
ticket.sk-software.de. 0 IN A 144.76.43.140
Challenge update failures for ticket.sk-software.de in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/2890678834
acme: error code 403 "urn:ietf:params:acme:error:unauthorized": 144.76.43.140: Invalid response from http://ticket.sk-software.de/.well-known/acme-challenge/WHxwhfrowdvG-WOTP6FnNAz88nIX3y1YreY1GdM-jos: 404
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for ticket.sk-software.de is: de
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Jun 19 15:53:22 2022. Sat in queue for 2ms. Completed in 7s. Hide verbose information.