In most cases your IP address is banned and our server will remove the ban after 20 minutes. Try to connect from another internet source like a 3G/4G connection.
If your website remains inaccessible for more than 1 hour please contact us and include your IP address in the support ticket. You can find your ip address by typing in google "what is my ip" in the search bar.
Also check our cloud status page for service interruptions from our side.