What this means
The IEEE assigned the MA-L block F4C6D7 to blackned 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 F4:C6:D7, it is blackned GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix F4C6D7?
F4C6D7 is registered to blackned GmbH 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. blackned GmbH's block covers 16,777,216 addresses.
What devices use F4C6D7?
Any network device with a MAC address starting F4:C6:D7 was manufactured by or for blackned GmbH.