What this means
The IEEE assigned the MA-L block F4C4D6 to Shenzhen Xinfa Electronic Co.,ltd. 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 F4:C4:D6, it is Shenzhen Xinfa Electronic Co.,ltd hardware.
Frequently Asked Questions
Who owns MAC prefix F4C4D6?
F4C4D6 is registered to Shenzhen Xinfa Electronic Co.,ltd 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. Shenzhen Xinfa Electronic Co.,ltd's block covers 16,777,216 addresses.
What devices use F4C4D6?
Any network device with a MAC address starting F4:C4:D6 was manufactured by or for Shenzhen Xinfa Electronic Co.,ltd.