MAC Address Lookup
Find the manufacturer (vendor) of a network device from its MAC address.
Continue your work
- MAC Address Generator — Generate MAC addresses for testing.
- What Is My IP Address — See your device’s public network details.
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Clear instructions
Find steps, examples and limitations below.
Use online
Open the tool in a supported web browser.
Free to use
No sign-up required. Tool-specific limits may apply.
How to use the MAC Address Lookup
Find the manufacturer (vendor) of a network device from its MAC address.
- 1 Enter a MAC address in any format, or just its first six hex digits.
- 2 Click Find vendor.
- 3 Read the manufacturer and address details.
Example and practical tips
Checking the unknown devices in your router’s client list shows which one is a printer, TV or phone from the vendor names.
Frequently asked questions
Why is there no vendor for my phone?
Modern phones and laptops use random, locally administered MAC addresses for privacy, which do not belong to any manufacturer.
What is an OUI?
The Organizationally Unique Identifier is the first 24 bits of a MAC address, assigned by the IEEE to a manufacturer.
Report an issue
Something broken or not quite right? Tell us and we will look into it.