What this means
The IEEE assigned the MA-L block FC934E to REALTEK SEMICONDUCTOR CORP.. 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 FC:93:4E, it is REALTEK SEMICONDUCTOR CORP. hardware.
Frequently Asked Questions
Who owns MAC prefix FC934E?
FC934E is registered to REALTEK SEMICONDUCTOR CORP. 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. REALTEK SEMICONDUCTOR CORP.'s block covers 16,777,216 addresses.
What devices use FC934E?
Any network device with a MAC address starting FC:93:4E was manufactured by or for REALTEK SEMICONDUCTOR CORP..