Let's Debug

Test result for nc.666s.de using http-01

Debug
Requests made to the domain
Request to: nc.666s.de/2a03:4000:69:ef3:666:666:0:6, Result: [Address=2a03:4000:69:ef3:666:666:0:6,Address Type=IPv6,Server=nginx,HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://nc.666s.de/.well-known/acme-challenge/letsdebug-test (using initial IP 2a03:4000:69:ef3:666:666:0:6)
@0ms: Dialing 2a03:4000:69:ef3:666:666:0:6
@165ms: Server response: HTTP 404 Not Found

Request to: nc.666s.de/185.243.10.172, Result: [Address=185.243.10.172,Address Type=IPv4,Server=nginx,HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://nc.666s.de/.well-known/acme-challenge/letsdebug-test (using initial IP 185.243.10.172)
@0ms: Dialing 185.243.10.172
@165ms: Server response: HTTP 404 Not Found

Debug
A and AAAA records found for this domain
nc.666s.de. 0 IN A 185.243.10.172
nc.666s.de. 0 IN AAAA 2a03:4000:69:ef3:666:666:0:6
Challenge update failures for nc.666s.de in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/9348422214
acme: error code 403 "urn:ietf:params:acme:error:unauthorized": 2a03:4000:69:ef3:666:666:0:6: Invalid response from http://nc.666s.de/.well-known/acme-challenge/ur_cE9j2sIifYJvfqWUzwD2Vn7nro4AEOazL_sSKyOE: 404
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for nc.666s.de is: de
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Jun 20 15:41:24 2023. Sat in queue for 6ms. Completed in 5s. Hide verbose information.