What this means
The IEEE assigned the MA-L block 18C23C to Lumi United 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 18:C2:3C, it is Lumi United Technology Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 18C23C?
18C23C is registered to Lumi United 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. Lumi United Technology Co., Ltd's block covers 16,777,216 addresses.
What devices use 18C23C?
Any network device with a MAC address starting 18:C2:3C was manufactured by or for Lumi United Technology Co., Ltd.