Who owns MAC prefix D03BF4?

D03BF4 is registered to Shenzhen Kean Digital Co.,Ltd in the IEEE MA-L registry.

What devices use D03BF4?

Any network device with a MAC address starting D0:3B:F4 was manufactured by or for Shenzhen Kean Digital Co.,Ltd.

MA-L · OUI prefix

Shenzhen Kean Digital Co.,Ltd

Any MAC address starting D0:3B:F4 is registered to Shenzhen Kean Digital Co.,Ltd in CN.

OUI prefix	D03BF4
Vendor	Shenzhen Kean Digital Co.,Ltd
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	D0:3B:F4:00:00:00

What this means

The IEEE assigned the MA-L block D03BF4 to Shenzhen Kean Digital 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 D0:3B:F4, it is Shenzhen Kean Digital Co.,Ltd hardware.

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