Zhongshan Zhiniu Electronics Co.,Ltd.

Any device whose MAC address begins with C0:3F:BB has a network interface built by Zhongshan Zhiniu 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

C0:3F:BB

Organization

Zhongshan Zhiniu Electronics Co.,Ltd.

Address

2nd Floor,Building B,No.15-1,Xinggang South Road,Gangkou Town,Zhongshan City,Guangdong Province Zhongshan CN 528400

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.