Free Online Favicon Hash Generator

Generate Website Favicon Hashes

Psst: 🔍 Get Favicon Drag this bookmarklet to automatically get the favicon of the active webpage

About Our Free Favicon Hash Generator

This free online tool helps security researchers and web analysts generate favicon hashes instantly. Simply enter a website URL to get multiple hash formats and direct search links to popular security platforms.

Key Features

  • Instant hash generation (MMH3, MD5, SHA256)
  • Direct search links to security platforms
  • Visual favicon preview with size analysis
  • Support for all major web protocols
  • 100% free and browser-based

What is a Favicon Hash?

A favicon hash is a unique identifier generated from a website's favicon (the small icon shown in browser tabs). This hash can be used for various OSINT (Open Source Intelligence) purposes, including:

  • Identifying related websites using the same favicon
  • Finding subdomains of an organization
  • Tracking website changes over time
  • Discovering hidden or related web assets

Supported Search Engines

This tool generates hashes compatible with multiple search engines and security platforms:

  • Shodan: Uses MMH3 hash for favicon searching
  • VirusTotal: Uses MD5 hash for favicon searching
  • Censys: Uses MD5 hash for favicon searching
  • ZoomEye: Uses MD5 hash for favicon searching
  • FOFA: Uses MMH3 hash for favicon searching