This site can’t be reached

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: certbot --apache

It produced this output: Congratulations! You have successfully enabled But now I cannot access my web. It said, "This site can’t be reached"

My web server is (include version): Apache

The operating system my web server runs on is (include version): Ubuntu 18.04

My hosting provider, if applicable, is: domain from But server is my own

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

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

The version of my client is (e.g. output of certbot --version or certbot-auto --version if you're using Certbot): certbot 0.27.0

Pleaser helpme. Thank you

1 Like

HTTPS requires port 443.
I can reach your site via port 80 [HTTP], but not via port 443 [HTTPS].

Check the firewall or NAT/port forwarding/mapping.


Thanks for your support.

But when I check port 443, it shows use for apache2

What should I do ?

1 Like

Are there any firewalls?
Are there any NAT devices?
Is there any port forwarding?
Is there any port mapping?


I have check port setup is none setup. but status port 443 is closed. Maybe you can show me where I must check it ?

This is not a forum for that type of help.


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