title: Dynamically create subdomains on AWS EC2 with Node js
body: <p>How do I dynamically create subdomains for my Node Js app hosted on AWS EC2?</p>
  
  <p>For instance, I want to allow users to create their own subdomains when they register such as john.mydomain.com.</p>
  
  <p>Hosting: AWS EC2
  Server: Node 
  Front-end: Angular</p>