Let's Debug

Test result for chez.jcz.fr using http-01

chez.jcz.fr has an AAAA (IPv6) record (2a02:842b:8eda:b301::100) but a test request to this address over port 80 did not succeed. Your web server must have at least one working IPv4 or IPv6 address. You should either ensure that validation requests to this domain succeed over IPv6, or remove its AAAA record.
A timeout was experienced while communicating with chez.jcz.fr/2a02:842b:8eda:b301::100: Get "http://chez.jcz.fr/.well-known/acme-challenge/letsdebug-test": dial tcp [2a02:842b:8eda:b301::100]:80: i/o timeout

Trace:
@0ms: Making a request to http://chez.jcz.fr/.well-known/acme-challenge/letsdebug-test (using initial IP 2a02:842b:8eda:b301::100)
@0ms: Dialing 2a02:842b:8eda:b301::100
@10001ms: Experienced error: dial tcp [2a02:842b:8eda:b301::100]:80: i/o timeout
A test authorization for chez.jcz.fr to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
93.1.176.46: Fetching https://chez.jcz.fr/.well-known/acme-challenge/KUUIaq5J4W4n5t68jDb0f-ILWqrVXal5xoMvHEavoBo: Timeout during connect (likely firewall problem)
Debug
Requests made to the domain
Request to: chez.jcz.fr/2a02:842b:8eda:b301::100, Result: [Address=2a02:842b:8eda:b301::100,Address Type=IPv6,Server=,HTTP Status=0], Issue: AAAANotWorking
Trace:
@0ms: Making a request to http://chez.jcz.fr/.well-known/acme-challenge/letsdebug-test (using initial IP 2a02:842b:8eda:b301::100)
@0ms: Dialing 2a02:842b:8eda:b301::100
@10001ms: Experienced error: dial tcp [2a02:842b:8eda:b301::100]:80: i/o timeout

Request to: chez.jcz.fr/93.1.176.46, Result: [Address=93.1.176.46,Address Type=IPv4,Server=Apache,HTTP Status=301,Number of Redirects=1,Final HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://chez.jcz.fr/.well-known/acme-challenge/letsdebug-test (using initial IP 93.1.176.46)
@0ms: Dialing 93.1.176.46
@1638ms: Server response: HTTP 301 Moved Permanently
@1638ms: Received redirect to https://chez.jcz.fr/.well-known/acme-challenge/letsdebug-test
@1639ms: Dialing 93.1.176.46
@1952ms: Server response: HTTP 404 Not Found

Debug
A and AAAA records found for this domain
chez.jcz.fr. 0 IN A 93.1.176.46
chez.jcz.fr. 0 IN AAAA 2a02:842b:8eda:b301::100
An internal error occurred while checking the domain
Failed to query certwatch database to check rate limits: pq: canceling statement due to conflict with recovery
Challenge update failures for chez.jcz.fr in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/7324587054
acme: error code 400 "urn:ietf:params:acme:error:connection": 93.1.176.46: Fetching https://chez.jcz.fr/.well-known/acme-challenge/KUUIaq5J4W4n5t68jDb0f-ILWqrVXal5xoMvHEavoBo: Timeout during connect (likely firewall problem)
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for chez.jcz.fr is: fr
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Feb 20 05:44:50 2023. Sat in queue for 21ms. Completed in 25s. Hide verbose information.