What this means
The IEEE assigned the MA-L block B4346C to MATSUNICHI DIGITAL TECHNOLOGY (HONG KONG) LIMITED. 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 B4:34:6C, it is MATSUNICHI DIGITAL TECHNOLOGY (HONG KONG) LIMITED hardware.
Frequently Asked Questions
Who owns MAC prefix B4346C?
B4346C is registered to MATSUNICHI DIGITAL TECHNOLOGY (HONG KONG) LIMITED 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. MATSUNICHI DIGITAL TECHNOLOGY (HONG KONG) LIMITED's block covers 16,777,216 addresses.
What devices use B4346C?
Any network device with a MAC address starting B4:34:6C was manufactured by or for MATSUNICHI DIGITAL TECHNOLOGY (HONG KONG) LIMITED.