Let's Debug

Test result for webmail.passys.nl using http-01

A test authorization for webmail.passys.nl to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching http://webmail.passys.nl/.well-known/acme-challenge/x_wwq5IiAqBsPFDy-wCtQmVCDIc5jrJX8LWx5_1hYM8: Connection refused
Debug
Requests made to the domain
Request to: webmail.passys.nl/130.180.67.26, Result: [Address=130.180.67.26,Address Type=IPv4,Server=nginx/1.18.0,HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://webmail.passys.nl/.well-known/acme-challenge/letsdebug-test (using initial IP 130.180.67.26)
@0ms: Dialing 130.180.67.26
@279ms: Server response: HTTP 404 Not Found

Debug
A and AAAA records found for this domain
webmail.passys.nl. 0 IN A 130.180.67.26
Challenge update failures for webmail.passys.nl in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/247845316
acme: error code 400 "urn:ietf:params:acme:error:connection": Fetching http://webmail.passys.nl/.well-known/acme-challenge/x_wwq5IiAqBsPFDy-wCtQmVCDIc5jrJX8LWx5_1hYM8: Connection refused
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for webmail.passys.nl is: nl
Debug
The current status.io status for Let's Encrypt
Planned Maintenance

Submitted Feb 26 18:46:38 2021. Sat in queue for 2ms. Completed in 4s. Hide verbose information.