MAC Vendor Lookup

Online MAC vendor lookup tool that extracts OUI prefixes and matches network device vendors with one-click result copy

MAC Address Input

MAC Address

OUI Prefix：--

Vendor Lookup Result

Enter a MAC address to view vendor details.

Documentation

What is MAC Vendor Lookup

This tool extracts the OUI prefix from a full MAC address and matches vendor details from local data.

Key Features

Validates full 6-group MAC address input in real time.
Extracts OUI prefix and looks up vendor details automatically.
Copies current vendor result with one click.
Runs locally in the browser without external API requests.

Steps

Enter a full MAC address using : or - separators.
The tool validates input and runs OUI vendor matching.
Review vendor name and address lines in the result panel.
Click "Copy Vendor Info" when you need to share output.

FAQ

Why is my format invalid?
- Use a full 6-group address such as 20:37:06:12:34:56 or 20-37-06-12-34-56.
Why does it show no vendor match?
- The address may be private, or the OUI prefix may not be present in the local dataset.