Who owns MAC prefix 00B7A8?

00B7A8 is registered to Heinzinger electronic GmbH in the IEEE MA-L registry.

What devices use 00B7A8?

Any network device with a MAC address starting 00:B7:A8 was manufactured by or for Heinzinger electronic GmbH.

MA-L · OUI prefix

Heinzinger electronic GmbH

Any MAC address starting 00:B7:A8 is registered to Heinzinger electronic GmbH in DE.

OUI prefix	00B7A8
Vendor	Heinzinger electronic GmbH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	00:B7:A8:00:00:00

What this means

The IEEE assigned the MA-L block 00B7A8 to Heinzinger electronic 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:B7:A8, it is Heinzinger electronic GmbH hardware.

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