DNS

28 Jul 2022 . network .

Input URL

Build request ⇒ DNS parse ⇒ TCP connection ⇒ HTTP request ⇒ server response ⇒ client

Domain Name System

Parse human readable domain names to IP address which system can process.

HTTP Request

  1. Domain name analysis
  2. Browser sends a HTTP request to target server
  3. Server redirects permanently
  4. Browser traces the redirected address
  5. Server processes the request
  6. Server returns a HTML response
  7. Browser starts displaying the HTML
  8. Browser requests objects in HTML (images && scripts)
  9. Browser sends asynchronous requests