Who owns MAC prefix B0C83F?

B0C83F is registered to Jiangsu Cynray IOT Co., Ltd. in the IEEE MA-L registry.

What devices use B0C83F?

Any network device with a MAC address starting B0:C8:3F was manufactured by or for Jiangsu Cynray IOT Co., Ltd..

MA-L · OUI prefix

Jiangsu Cynray IOT Co., Ltd.

Any MAC address starting B0:C8:3F is registered to Jiangsu Cynray IOT Co., Ltd. in CN.

OUI prefix	B0C83F
Vendor	Jiangsu Cynray IOT Co., Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	B0:C8:3F:00:00:00

What this means

The IEEE assigned the MA-L block B0C83F to Jiangsu Cynray IOT 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 B0:C8:3F, it is Jiangsu Cynray IOT Co., Ltd. hardware.

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