Zhuhai Pantum Electronics Co., Ltd.

Any device whose MAC address begins with AC:C5:1B has a network interface built by Zhuhai Pantum Electronics Co., Ltd.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

AC:C5:1B

Organization

Zhuhai Pantum Electronics Co., Ltd.

Address

Area A, 3rd floor, Building No.1, No.3883, Zhuhai Avenue, Zhuhai, Guangdong, China Zhuhai Guangdong CN 519000

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.