Let's Debug

Test result for docs.module-electronic.ru using http-01

A test authorization for docs.module-electronic.ru to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
91.189.114.19: Fetching http://docs.module-electronic.ru/.well-known/acme-challenge/mTGF0Tj-yrUYlvr_CjzT1tAKomVUB-GIGxbuHKyZcgQ: Connection reset by peer
Debug
Requests made to the domain
Request to: docs.module-electronic.ru/91.189.114.19, Result: [Address=91.189.114.19,Address Type=IPv4,Server=openresty,HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://docs.module-electronic.ru/.well-known/acme-challenge/letsdebug-test (using initial IP 91.189.114.19)
@0ms: Dialing 91.189.114.19
@245ms: Server response: HTTP 404 Not Found

Debug
A and AAAA records found for this domain
docs.module-electronic.ru. 0 IN A 91.189.114.19
Challenge update failures for docs.module-electronic.ru in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/12058346264
acme: error code 400 "urn:ietf:params:acme:error:connection": 91.189.114.19: Fetching http://docs.module-electronic.ru/.well-known/acme-challenge/mTGF0Tj-yrUYlvr_CjzT1tAKomVUB-GIGxbuHKyZcgQ: Connection reset by peer
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for docs.module-electronic.ru is: ru
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Nov 5 14:35:20 2023. Sat in queue for 4ms. Completed in 6s. Hide verbose information.