While using ssl-on command to issue https cert, it says refused to connect and does not issue a SSL.
Using Vultr
Requesting a certificate for investolingo.com and www.investolingo.com
Certbot failed to authenticate some domains (authenticator: webroot). The Certificate Authority reported these problems:
Domain: investolingo.com
Type: connection
Detail: 149.28.221.214: Fetching http://investolingo.com/.well-known/acme-challenge/CT6YV9wc8wd4gnmJ18V0a21AYpAFrZccD4KNniqxBpE: Timeout during connect (likely firewall problem)
Domain: www.investolingo.com
Type: connection
Detail: 149.28.221.214: Fetching http://www.investolingo.com/.well-known/acme-challenge/6GhNsD4cu_K_9vBPaieR1bfVio9PtAKbQ6uKmeUmB-E: Timeout during connect (likely firewall problem)
Hint: The Certificate Authority failed to download the temporary challenge files created by Certbot. Ensure that the listed domains serve their content from the provided --webroot-path/-w and that files created there can be downloaded from the internet.
Some challenges have failed.
Ask for help or search for solutions at https://community.letsencrypt.org. See the logfile /var/log/letsencrypt/letsencrypt.log or re-run Certbot with -v for more details.
[ERROR] Unable to create the new certificate!