What this means
The IEEE assigned the MA-L block 6CB227 to Sony Video & Sound Products Inc.. 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 6C:B2:27, it is Sony Video & Sound Products Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 6CB227?
6CB227 is registered to Sony Video & Sound Products Inc. 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. Sony Video & Sound Products Inc.'s block covers 16,777,216 addresses.
What devices use 6CB227?
Any network device with a MAC address starting 6C:B2:27 was manufactured by or for Sony Video & Sound Products Inc..