What this means
The IEEE assigned the MA-L block A43F51 to Shenzhen Benew 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 A4:3F:51, it is Shenzhen Benew Technology Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix A43F51?
A43F51 is registered to Shenzhen Benew 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. Shenzhen Benew Technology Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use A43F51?
Any network device with a MAC address starting A4:3F:51 was manufactured by or for Shenzhen Benew Technology Co.,Ltd..