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.
Frequently Asked Questions
Who owns MAC prefix B8F4D0?
B8F4D0 is registered to Herrmann Ultraschalltechnik GmbH & Co. Kg in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Herrmann Ultraschalltechnik GmbH & Co. Kg's block covers 16,777,216 addresses.
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.