What this means
The IEEE assigned the MA-L block 0446CF to Beijing Venustech Cybervision 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 04:46:CF, it is Beijing Venustech Cybervision Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 0446CF?
0446CF is registered to Beijing Venustech Cybervision 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. Beijing Venustech Cybervision Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use 0446CF?
Any network device with a MAC address starting 04:46:CF was manufactured by or for Beijing Venustech Cybervision Co.,Ltd..