eyupsultancenter.org has an A (IPv4) record (188.8.131.52) 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://eyupsultancenter.org/.well-known/acme-challenge/letsdebug-test": dial tcp 184.108.40.206:80: connect: connection refused
@0ms: Making a request to http://eyupsultancenter.org/.well-known/acme-challenge/letsdebug-test (using initial IP 220.127.116.11)
@0ms: Dialing 18.104.22.168
@12ms: Experienced error: dial tcp 22.214.171.124:80: connect: connection refused
A test authorization for eyupsultancenter.org to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
126.96.36.199: Fetching http://eyupsultancenter.org/.well-known/acme-challenge/lyF2GHz5XPxpjVF6rO5phi-Yxn84DQ5Hr1q5rHFcZSA: Connection refused
eyupsultancenter.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=%eyupsultancenter.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 "eyupsultancenter.org". The exact set of domains affected is: "eyupsultancenter.org". It may be possible to avoid this rate limit by issuing a certificate with an additional or different domain name.