Authorization for certificate failure

I trying to use simple ssl plugin to generate certificate for my domain and its failing not sure why

My domain is:

It produced this output: "A test authorization for to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued."

Hi @cubbz, and welcome to the LE community forum :slight_smile:

Can you be more specific/descriptive about the plugin?

And also, try answering as much as you can:

Please fill out the fields below so we can help you better. Note: you must provide your domain name to get help. Domain names for issued certificates are all made public in Certificate Transparency logs (e.g., so withholding your domain name here does not increase secrecy, but only makes it harder for us to provide help.

My domain is:

I ran this command:

It produced this output:

My web server is (include version):

The operating system my web server runs on is (include version):

My hosting provider, if applicable, is:

I can login to a root shell on my machine (yes or no, or I don't know):

I'm using a control panel to manage my site (no, or provide the name and version of the control panel):

The version of my client is (e.g. output of certbot --version or certbot-auto --version if you're using Certbot):

Help us to help you!


@AlyssaSmith00, please open your own separate topic


@cubbz I find that both Port 80 and 443 are closed; if you are using the DNS-01 challenge of the Challenge Types - Let's Encrypt then that is not a problem
Using the online tool Let's Debug yields these results for the HTTP-01 challenge

Here is a list of issued certificates |, the latest being 2023-04-02.

$ nmap -Pn
Starting Nmap 7.80 ( ) at 2023-04-18 21:37 UTC
Nmap scan report for (
Host is up (0.018s latency).
rDNS record for
Not shown: 987 filtered ports
20/tcp    closed ftp-data
21/tcp    open   ftp
22/tcp    open   ssh
53/tcp    open   domain
80/tcp    closed http
110/tcp   closed pop3
143/tcp   closed imap
443/tcp   closed https
587/tcp   closed submission
993/tcp   closed imaps
995/tcp   closed pop3s
10000/tcp open   snet-sensor-mgmt
20000/tcp open   dnp

Nmap done: 1 IP address (1 host up) scanned in 4.58 seconds
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If you are attempting a certificate for both and, presently there are a total of 3 IPv4 Address involved.
DNS Spy report for reviles these DNS Records

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