What this means
The IEEE assigned the MA-L block ECD19A to Zhuhai Liming Industries 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 EC:D1:9A, it is Zhuhai Liming Industries Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix ECD19A?
ECD19A is registered to Zhuhai Liming Industries 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. Zhuhai Liming Industries Co., Ltd's block covers 16,777,216 addresses.
What devices use ECD19A?
Any network device with a MAC address starting EC:D1:9A was manufactured by or for Zhuhai Liming Industries Co., Ltd.