What this means

The IEEE assigned the MA-L block C47A5D to Panmnesia Inc.. 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 C4:7A:5D, it is Panmnesia Inc. hardware.

Frequently Asked Questions

Who owns MAC prefix C47A5D?

C47A5D is registered to Panmnesia Inc. 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. Panmnesia Inc.'s block covers 16,777,216 addresses.

What devices use C47A5D?

Any network device with a MAC address starting C4:7A:5D was manufactured by or for Panmnesia Inc..