Let's Debug

Test result for cg.ru using http-01

Debug
Requests made to the domain
Request to: cg.ru/217.198.8.190, Result: [Address=217.198.8.190,Address Type=IPv4,Server=Apache,HTTP Status=301,Number of Redirects=1,Final HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://cg.ru/.well-known/acme-challenge/letsdebug-test (using initial IP 217.198.8.190)
@0ms: Dialing 217.198.8.190
@253ms: Server response: HTTP 301 Moved Permanently
@253ms: Received redirect to https://cg.ru/.well-known/acme-challenge/letsdebug-test
@253ms: Dialing 217.198.8.190
@857ms: Server response: HTTP 404 Not Found

Debug
A and AAAA records found for this domain
cg.ru. 0 IN A 217.198.8.190
Challenge update failures for cg.ru in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/2043078318
acme: error code 403 "urn:ietf:params:acme:error:unauthorized": Invalid response from https://cg.ru/.well-known/acme-challenge/cctRsRHly2j-moeaRMfYWkhHvAMqgLrMtE9SZiFLI18 [217.198.8.190]: 404
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for cg.ru is: ru
Debug
1 Certificates contributing to rate limits for this domain

Serial: 273069670529964977362930245243113568609451
NotBefore: 2022-03-14 13:16:56 +0000 UTC
Names: [nagios.cg.ru]

Debug
The current status.io status for Let's Encrypt
Operational

Submitted Mar 16 11:05:38 2022. Sat in queue for 8ms. Completed in 7s. Hide verbose information.