What this means
The IEEE assigned the MA-L block DCC422 to Systembase Limited. 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 DC:C4:22, it is Systembase Limited hardware.
Frequently Asked Questions
Who owns MAC prefix DCC422?
DCC422 is registered to Systembase Limited 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. Systembase Limited's block covers 16,777,216 addresses.
What devices use DCC422?
Any network device with a MAC address starting DC:C4:22 was manufactured by or for Systembase Limited.