What this means
The IEEE assigned the MA-L block 04DA28 to Chongqing Zhouhai Intelligent 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 04:DA:28, it is Chongqing Zhouhai Intelligent Technology Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 04DA28?
04DA28 is registered to Chongqing Zhouhai Intelligent 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. Chongqing Zhouhai Intelligent Technology Co., Ltd's block covers 16,777,216 addresses.
What devices use 04DA28?
Any network device with a MAC address starting 04:DA:28 was manufactured by or for Chongqing Zhouhai Intelligent Technology Co., Ltd.