What this means
The IEEE assigned the MA-L block 6C4D51 to Shenzhen Ceres 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 6C:4D:51, it is Shenzhen Ceres Technology Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 6C4D51?
6C4D51 is registered to Shenzhen Ceres 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 Ceres Technology Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 6C4D51?
Any network device with a MAC address starting 6C:4D:51 was manufactured by or for Shenzhen Ceres Technology Co., Ltd..