What this means
The IEEE assigned the MA-L block 00228C to Photon Europe 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 00:22:8C, it is Photon Europe GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 00228C?
00228C is registered to Photon Europe 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. Photon Europe GmbH's block covers 16,777,216 addresses.
What devices use 00228C?
Any network device with a MAC address starting 00:22:8C was manufactured by or for Photon Europe GmbH.