Who owns MAC prefix B8F4D0?

B8F4D0 is registered to Herrmann Ultraschalltechnik GmbH & Co. Kg in the IEEE MA-L registry.

What devices use B8F4D0?

Any network device with a MAC address starting B8:F4:D0 was manufactured by or for Herrmann Ultraschalltechnik GmbH & Co. Kg.

MA-L · OUI prefix

Herrmann Ultraschalltechnik GmbH & Co. Kg

Any MAC address starting B8:F4:D0 is registered to Herrmann Ultraschalltechnik GmbH & Co. Kg in DE.

OUI prefix	B8F4D0
Vendor	Herrmann Ultraschalltechnik GmbH & Co. Kg
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	B8:F4:D0:00:00:00

What this means

The IEEE assigned the MA-L block B8F4D0 to Herrmann Ultraschalltechnik GmbH & Co. Kg. 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 B8:F4:D0, it is Herrmann Ultraschalltechnik GmbH & Co. Kg hardware.

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