What this means

The IEEE assigned the MA-L block 000BB4 to RDC Semiconductor 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 00:0B:B4, it is RDC Semiconductor Inc., hardware.

Frequently Asked Questions

Who owns MAC prefix 000BB4?

000BB4 is registered to RDC Semiconductor 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. RDC Semiconductor Inc.,'s block covers 16,777,216 addresses.

What devices use 000BB4?

Any network device with a MAC address starting 00:0B:B4 was manufactured by or for RDC Semiconductor Inc.,.