Who owns MAC prefix 50A4D03?

50A4D03 is registered to Guangzhou Hysoon Electronic Co., Ltd. in the IEEE MA-M registry.

What devices use 50A4D03?

Any network device with a MAC address starting 50:A4:D0:3 was manufactured by or for Guangzhou Hysoon Electronic Co., Ltd..

MA-M · OUI prefix

Guangzhou Hysoon Electronic Co., Ltd.

Any MAC address starting 50:A4:D0:3 is registered to Guangzhou Hysoon Electronic Co., Ltd. in CN.

OUI prefix	50A4D03
Vendor	Guangzhou Hysoon Electronic Co., Ltd.
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	50:A4:D0:3:00:00:00

What this means

The IEEE assigned the MA-M block 50A4D03 to Guangzhou Hysoon Electronic 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 50:A4:D0:3, it is Guangzhou Hysoon Electronic Co., Ltd. hardware.

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