TOOL TUTORIAL · Web Technology Identification & Analysis

How to install and use WhatWeb

WhatWeb is a powerful web scanner designed to identify and gather information about websites. It aims to answer the question, "What is that website?" by detecting various technologies, including content management systems (CMS), web servers, scripting languages, and more. WhatWe…

Quick install: sudo apt install whatweb

Installation steps

  1. Open a terminal on Kali or another Debian-based system
  2. Run sudo apt update to refresh the package list
  3. Run sudo apt install whatweb to install it
  4. Confirm the install by running whatweb --help
  5. Scan a site you own to see the output

See the full WhatWeb reference →