What this means
The IEEE assigned the MA-L block 9C6B00 to ASRock Incorporation. 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 9C:6B:00, it is ASRock Incorporation hardware.
Frequently Asked Questions
Who owns MAC prefix 9C6B00?
9C6B00 is registered to ASRock Incorporation 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. ASRock Incorporation's block covers 16,777,216 addresses.
What devices use 9C6B00?
Any network device with a MAC address starting 9C:6B:00 was manufactured by or for ASRock Incorporation.