Who owns MAC prefix 00164B?

00164B is registered to Quorion Data Systems GmbH in the IEEE MA-L registry.

What devices use 00164B?

Any network device with a MAC address starting 00:16:4B was manufactured by or for Quorion Data Systems GmbH.

MA-L · OUI prefix

Quorion Data Systems GmbH

Any MAC address starting 00:16:4B is registered to Quorion Data Systems GmbH in DE.

OUI prefix	00164B
Vendor	Quorion Data Systems GmbH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	00:16:4B:00:00:00

What this means

The IEEE assigned the MA-L block 00164B to Quorion Data Systems 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 00:16:4B, it is Quorion Data Systems GmbH hardware.

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