Let's Debug

Test result for aplikant.org using http-01

Error
aplikant.org has an A (IPv4) record (23.94.30.18) but a request to this address over port 80 did not succeed. Your web server must have at least one working IPv4 or IPv6 address.
Get "http://aplikant.org/.well-known/acme-challenge/letsdebug-test": dial tcp 23.94.30.18:80: connect: connection refused

Trace:
@0ms: Making a request to http://aplikant.org/.well-known/acme-challenge/letsdebug-test (using initial IP 23.94.30.18)
@6ms: Dialing 23.94.30.18
@18ms: Experienced error: dial tcp 23.94.30.18:80: connect: connection refused
A test authorization for aplikant.org to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching http://aplikant.org/.well-known/acme-challenge/W_sPX28F1JaYJ83U-tkwSw5ouDnD_zADtJKuCuJrXi0: Connection refused
Error
aplikant.org is currently affected by Let's Encrypt-based rate limits (https://letsencrypt.org/docs/rate-limits/). You may review certificates that have already been issued by visiting https://crt.sh/?q=%aplikant.org . Please note that it is not possible to ask for a rate limit to be manually cleared.
The Duplicate Certificate limit (5 certificates with the exact same set of domains per week) has been exceeded and is affecting the domain "aplikant.org". The exact set of domains affected is: "*.aplikant.org,aplikant.org". It may be possible to avoid this rate limit by issuing a certificate with an additional or different domain name.

Submitted Nov 26 17:24:45 2021. Sat in queue for 6ms. Completed in 56s. Show verbose information.