How to generate ssl cert for a cname record?

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My domain

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):

My web app host on other server which I don't have DNS control on it.

I would like to use my own domain:
I have created a cname record CNAME


  1. Can I run certbot to generate the ssl cert for
  2. Do I need to create a virtual host on my own server to get the ssl cert?
    If so, the virtual host will point to my server ip instead of the ip address of It seem not working. I am using hestiacp as the control panel.


You need to tell your SaaS provider that you want a certificate and you have added a CNAME, if they know what they're doing they'll have no problem getting a certificate on your behalf.

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