Who owns MAC prefix ACC51B?

ACC51B is registered to Zhuhai Pantum Electronics Co., Ltd. in the IEEE MA-L registry.

What devices use ACC51B?

Any network device with a MAC address starting AC:C5:1B was manufactured by or for Zhuhai Pantum Electronics Co., Ltd..

MA-L · OUI prefix

Zhuhai Pantum Electronics Co., Ltd.

Any MAC address starting AC:C5:1B is registered to Zhuhai Pantum Electronics Co., Ltd. in CN.

OUI prefix	ACC51B
Vendor	Zhuhai Pantum Electronics Co., Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	AC:C5:1B:00:00:00

What this means

The IEEE assigned the MA-L block ACC51B to Zhuhai Pantum Electronics 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 AC:C5:1B, it is Zhuhai Pantum Electronics Co., Ltd. hardware.

Look up another MAC