Good day, ubuntu 18.04, wordpress, initial certbot installation went well and was working for 90 days as expected. after trying to run certbot renew command, i'm getting Timeout during connect (likely a firewall probl...

I'm trying to set up a reverse proxy on my droplet, following this tutorial step by step - https://www.digitalocean.com/community/tutorials/how-to-configure-nginx-as-a-web-server-and-reverse-proxy-for-apache-on-one-...