Documentation

The MAC address vendor lookup tool quickly identifies the network card or device manufacturer by matching the MAC address OUI (Organizationally Unique Identifier) prefix.

Core Features

  • Supports standard MAC address formats (colon or hyphen separated)
  • Automatically extracts OUI prefix and matches vendor info
  • Local OUI database, no network requests needed
  • One-click copy of lookup results

How to Use

  1. Enter a MAC address
  2. System automatically extracts the OUI prefix
  3. Display corresponding vendor information
  4. Click copy button to copy results

Supported Formats

  • Colon separated: 00:11:22:33:44:55
  • Hyphen separated: 00-11-22-33-44-55

Use Cases

  • Identify device manufacturers during network troubleshooting
  • Network device asset management
  • Security auditing and device identification