What this means
The IEEE assigned the MA-L block B8FD32 to Zhejiang ROICX Microelectronics. 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 B8:FD:32, it is Zhejiang ROICX Microelectronics hardware.
Frequently Asked Questions
Who owns MAC prefix B8FD32?
B8FD32 is registered to Zhejiang ROICX Microelectronics 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. Zhejiang ROICX Microelectronics's block covers 16,777,216 addresses.
What devices use B8FD32?
Any network device with a MAC address starting B8:FD:32 was manufactured by or for Zhejiang ROICX Microelectronics.