Who owns MAC prefix 54DF63?

54DF63 is registered to Intrakey technologies GmbH in the IEEE MA-L registry.

What devices use 54DF63?

Any network device with a MAC address starting 54:DF:63 was manufactured by or for Intrakey technologies GmbH.

MA-L · OUI prefix

Intrakey technologies GmbH

Any MAC address starting 54:DF:63 is registered to Intrakey technologies GmbH in DE.

OUI prefix	54DF63
Vendor	Intrakey technologies GmbH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	54:DF:63:00:00:00

What this means

The IEEE assigned the MA-L block 54DF63 to Intrakey technologies GmbH. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 54:DF:63, it is Intrakey technologies GmbH hardware.

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