Let's Debug

Test result for psychiatr.ru using http-01

Debug
Requests made to the domain
Request to: psychiatr.ru/95.216.154.219, Result: [Address Type=IPv4,Server=nginx/1.15.9,HTTP Status=301,Number of Redirects=1,Final HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://psychiatr.ru/.well-known/acme-challenge/letsdebug-test (using initial IP 95.216.154.219)
@0ms: Dialing 95.216.154.219
@203ms: Server response: HTTP 301 Moved Permanently
@203ms: Received redirect to https://psychiatr.ru/.well-known/acme-challenge/letsdebug-test
@203ms: Dialing 95.216.154.219
@610ms: Server response: HTTP 404 Not Found

Debug
A and AAAA records found for this domain
psychiatr.ru. 0 IN A 95.216.154.219
Challenge update failures for psychiatr.ru in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/37379688
acme: error code 403 "urn:ietf:params:acme:error:unauthorized": Invalid response from https://psychiatr.ru/.well-known/acme-challenge/9-H6QH6pox8WTq35jsFLmS6E2uXWg4cHa28OIAgxKRM [95.216.154.219]: "<html>\r\n<head><title>404 Not Found</title></head>\r\n<body>\r\n<center><h1>404 Not Found</h1></center>\r\n<hr><center>nginx/1.15.9</ce"
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for psychiatr.ru is: ru
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Jun 14 06:53:36 2019. Sat in queue for 2ms. Completed in 7s. Hide verbose information.