Seeing your site down can be nervewracking! Sometimes, due to security settings, your server may block your IP address in its firewall. The first step to make sure your site is truly down is to check using a proxy server. There are many out there if you use an internet search, you can find them. Once you are on the page, just put in your domain, and then check. If it pulls up, Your site is not actually down globally, but instead just for you.
If your site is not showing when using a proxy site, then chances are, something is wrong. Please immediately put in a ticket and we can take a look for you!