What this means
The IEEE assigned the MA-M block D4BABA4 to Beijing Yuanxin Junsheng 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 D4:BA:BA:4, it is Beijing Yuanxin Junsheng Technology Co.,ltd hardware.
Frequently Asked Questions
Who owns MAC prefix D4BABA4?
D4BABA4 is registered to Beijing Yuanxin Junsheng 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. Beijing Yuanxin Junsheng Technology Co.,ltd's block covers 1,048,576 addresses.
What devices use D4BABA4?
Any network device with a MAC address starting D4:BA:BA:4 was manufactured by or for Beijing Yuanxin Junsheng Technology Co.,ltd.