What this means
The IEEE assigned the MA-L block 5CF51A to Zhejiang Dahua Technology 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 5C:F5:1A, it is Zhejiang Dahua Technology Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 5CF51A?
5CF51A is registered to Zhejiang Dahua Technology 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. Zhejiang Dahua Technology Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 5CF51A?
Any network device with a MAC address starting 5C:F5:1A was manufactured by or for Zhejiang Dahua Technology Co., Ltd..