Who owns MAC prefix 200A0D9?

200A0D9 is registered to Welzek (Beijing) Technologies Co, Ltd in the IEEE MA-M registry.

What devices use 200A0D9?

Any network device with a MAC address starting 20:0A:0D:9 was manufactured by or for Welzek (Beijing) Technologies Co, Ltd.

MA-M · OUI prefix

Welzek (Beijing) Technologies Co, Ltd

Any MAC address starting 20:0A:0D:9 is registered to Welzek (Beijing) Technologies Co, Ltd in CN.

OUI prefix	200A0D9
Vendor	Welzek (Beijing) Technologies Co, Ltd
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	20:0A:0D:9:00:00:00

What this means

The IEEE assigned the MA-M block 200A0D9 to Welzek (Beijing) Technologies 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 20:0A:0D:9, it is Welzek (Beijing) Technologies Co, Ltd hardware.

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