Who owns MAC prefix B0B3532?

B0B3532 is registered to Rizhao SUNWAM International Co., Ltd. in the IEEE MA-M registry.

What devices use B0B3532?

Any network device with a MAC address starting B0:B3:53:2 was manufactured by or for Rizhao SUNWAM International Co., Ltd..

MA-M · OUI prefix

Rizhao SUNWAM International Co., Ltd.

Any MAC address starting B0:B3:53:2 is registered to Rizhao SUNWAM International Co., Ltd. in CN.

OUI prefix	B0B3532
Vendor	Rizhao SUNWAM International Co., Ltd.
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	B0:B3:53:2:00:00:00

What this means

The IEEE assigned the MA-M block B0B3532 to Rizhao SUNWAM International 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:B3:53:2, it is Rizhao SUNWAM International Co., Ltd. hardware.

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