What devices use B4DF43B?

Any network device with a MAC address starting B4:DF:43:B was manufactured by or for HUATEN INTERNATIONAL TECHNOLOGY LIMITED.

MA-M · OUI prefix

HUATEN INTERNATIONAL TECHNOLOGY LIMITED

Q: Who owns MAC prefix B4DF43B?

B4DF43B is registered to HUATEN INTERNATIONAL TECHNOLOGY LIMITED in the IEEE MA-M registry.

Any MAC address starting B4:DF:43:B is registered to HUATEN INTERNATIONAL TECHNOLOGY LIMITED in CN.

OUI prefix	B4DF43B
Vendor	HUATEN INTERNATIONAL TECHNOLOGY LIMITED
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	B4:DF:43:B:00:00:00

What this means

The IEEE assigned the MA-M block B4DF43B to HUATEN INTERNATIONAL TECHNOLOGY LIMITED. 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 B4:DF:43:B, it is HUATEN INTERNATIONAL TECHNOLOGY LIMITED hardware.

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