It does . Wait to see how well it worked irl so many times in Catalonia , Chiapas , Kurdistan and Ukraine . <| sep |> CNN can go to hell . They took a piss on the American people by catering to Trump and his supporters . <| sep |> Are you talking about outbound or inbound ? If outbound , the computer won ' t work after applying such rules . The ports you listed are listening for inbound connections . Outbounds always use higher random ports <| sep |> I host my personal site on firebase and I like it . Without knowing any details of your app and as long as you are using another host for images and anything heavy duty you should be more than fine . Some folks have referred to putting an app on firebase as ' serverless ' so no , you need a server to do server side rendering or at least a more fully featured PaaS like heroku .