Who owns MAC prefix 303955?

303955 is registered to Shenzhen Jinhengjia Electronic Co., Ltd. in the IEEE MA-L registry.

What devices use 303955?

Any network device with a MAC address starting 30:39:55 was manufactured by or for Shenzhen Jinhengjia Electronic Co., Ltd..

MA-L · OUI prefix

Shenzhen Jinhengjia Electronic Co., Ltd.

Any MAC address starting 30:39:55 is registered to Shenzhen Jinhengjia Electronic Co., Ltd. in CN.

OUI prefix	303955
Vendor	Shenzhen Jinhengjia Electronic Co., Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	30:39:55:00:00:00

What this means

The IEEE assigned the MA-L block 303955 to Shenzhen Jinhengjia 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 30:39:55, it is Shenzhen Jinhengjia Electronic Co., Ltd. hardware.

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