What this means
The IEEE assigned the MA-L block DCB7FC to Alps Electric (Ireland) Ltd. 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:B7:FC, it is Alps Electric (Ireland) Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix DCB7FC?
DCB7FC is registered to Alps Electric (Ireland) Ltd 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. Alps Electric (Ireland) Ltd's block covers 16,777,216 addresses.
What devices use DCB7FC?
Any network device with a MAC address starting DC:B7:FC was manufactured by or for Alps Electric (Ireland) Ltd.