What this means
The IEEE assigned the MA-L block 0000DC to HAYES MICROCOMPUTER PRODUCTS. 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 00:00:DC, it is HAYES MICROCOMPUTER PRODUCTS hardware.
Frequently Asked Questions
Who owns MAC prefix 0000DC?
0000DC is registered to HAYES MICROCOMPUTER PRODUCTS 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. HAYES MICROCOMPUTER PRODUCTS's block covers 16,777,216 addresses.
What devices use 0000DC?
Any network device with a MAC address starting 00:00:DC was manufactured by or for HAYES MICROCOMPUTER PRODUCTS.