ShenZhen OnMicro Electronics Co.,Ltd.

Any device whose MAC address begins with C0:71:AA has a network interface built by ShenZhen OnMicro 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

C0:71:AA

Organization

ShenZhen OnMicro Electronics Co.,Ltd.

Address

Room 407-408, West Building, Skyworth Semiconductor Building, GaoXin South 4th Road, Yuehai Street, Nanshan District Shenzhen GuangDong CN 518057

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.