What this means
The IEEE assigned the MA-L block 280C28 to Unigen DataStorage Corporation. 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 28:0C:28, it is Unigen DataStorage Corporation hardware.
Frequently Asked Questions
Who owns MAC prefix 280C28?
280C28 is registered to Unigen DataStorage Corporation 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. Unigen DataStorage Corporation's block covers 16,777,216 addresses.
What devices use 280C28?
Any network device with a MAC address starting 28:0C:28 was manufactured by or for Unigen DataStorage Corporation.