MAC Address Lookup

Identify the manufacturer of a network device from its MAC address. The first 6 characters (OUI) of a MAC address are assigned to specific vendors — this tool decodes that for you instantly.

Example uses:

Identifying unknown devices on your network, verifying hardware manufacturer during inventory, troubleshooting network issues by device type, or auditing IoT devices.

MAC Address Lookup

Find network device manufacturer and vendor information from MAC addresses. Lookup OUI (Organizationally Unique Identifier) database.

MAC Address Format:
Accepted formats: 00:1A:2B:3C:4D:5E, 00-1A-2B-3C-4D-5E, 001A.2B3C.4D5E, 001A2B3C4D5E

OUI (First 6 characters): Identifies the manufacturer/vendor
Device ID (Last 6 characters): Unique device identifier

Useful Links:
• MAC Lookup Database
• Wireshark OUI Lookup
• IEEE OUI Registry

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