No, this isn't strictly speaking Ubuntu related, and is at best most general regarding web servers. However my new tech toy is Google Cloud Platform used to set up a web server to operate a landing page. I have been putting this off for too long, but finally got my toes dipped. Opted for the free trial, you should go for it too, but don't waste it.
Here is a primer, but I did not have time to watch it yet:
Here is on how to make a LAMP stack, but I stopped at LAP, with an ubuntu image:
Here is the cockpit:
Here is on uploading files to your new server, which took me 90 per cent of my initial setup time until I figured out what's what:
Once it is running and you just changed config, remember to restart
sudo /etc/init.d/apache2 restart
Made a landing page:
I wonder how effective would it be to operate without a domain indefinitely.
Update: upgraded the ip url to a domain url, newmanx.com