Can't use certbot

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: Select the appropriate numbers separated by commas and/or spaces, or leave input
blank to select all options shown (Enter 'c' to cancel):
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for
http-01 challenge for
Enabled Apache rewrite module
Waiting for verification...
Challenge failed for domain
Challenge failed for domain
http-01 challenge for
http-01 challenge for
Cleaning up challenges
Some challenges have failed.


My web server is (include version): Apache 2.4.41

The operating system my web server runs on is (include version): Ubuntu 20.04

My hosting provider, if applicable, is: Raspberry Pi 3B+

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 0.40.0

To use the --apache plugin, HTTP port 80 needs to be open to the world wide web. Please make sure any firewall and/or NAT router (if applicable) is properly configured.


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