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MAC Address Vendor Lookup

Free

Identify device vendor from a MAC address.

MAC Address

Accepts colon, dash, dot, or no separator. Just the first 6 hex chars (OUI) is enough.

Vendor

Raspberry Pi Foundation

OUI: B8:27:EB

Administration

Universally administered

Transmission

Unicast

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About MAC Address Vendor Lookup

Find the manufacturer of a device from its MAC address (OUI). Useful for identifying unknown devices on your network, debugging Wi-Fi clients, and security audits. Uses a bundled offline OUI database — no API calls.

mac addressouivendor lookupdevice identification

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