What this means
The IEEE assigned the MA-L block 64C7F1 to Premier-D LLC. 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 64:C7:F1, it is Premier-D LLC hardware.
Frequently Asked Questions
Who owns MAC prefix 64C7F1?
64C7F1 is registered to Premier-D LLC 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. Premier-D LLC's block covers 16,777,216 addresses.
What devices use 64C7F1?
Any network device with a MAC address starting 64:C7:F1 was manufactured by or for Premier-D LLC.