What this means
The IEEE assigned the MA-L block F4DCDA to Zhuhai Jiahe Communication Technology Co., 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 F4:DC:DA, it is Zhuhai Jiahe Communication Technology Co., limited hardware.
Frequently Asked Questions
Who owns MAC prefix F4DCDA?
F4DCDA is registered to Zhuhai Jiahe Communication Technology Co., 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. Zhuhai Jiahe Communication Technology Co., limited's block covers 16,777,216 addresses.
What devices use F4DCDA?
Any network device with a MAC address starting F4:DC:DA was manufactured by or for Zhuhai Jiahe Communication Technology Co., limited.