What this means
The IEEE assigned the MA-M block 4C81BEB to Guangdong Lidun New Energy 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 4C:81:BE:B, it is Guangdong Lidun New Energy Technology Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 4C81BEB?
4C81BEB is registered to Guangdong Lidun New Energy Technology Co., Ltd. in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Guangdong Lidun New Energy Technology Co., Ltd.'s block covers 1,048,576 addresses.
What devices use 4C81BEB?
Any network device with a MAC address starting 4C:81:BE:B was manufactured by or for Guangdong Lidun New Energy Technology Co., Ltd..