My domain is: dacworld.net
I ran this command: sudo certbot renew
It produced this output: Attempting to renew cert (dacworld.net) from /etc/letsencrypt/renewal/dacworld.net.conf produced an unexpected error: ("bad handshake: Error([('SSL routines', 'ssl3_get_server_certificate', 'certificate verify failed')],)",).
My web server is (include version): ??
The operating system my web server runs on is (include version): Ubuntu LTS 16.04
My hosting provider, if applicable, is: A2hosting
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 0.31.0