Shenzhen Yinwang Intelligent Technologies Co.,Ltd.

Any device whose MAC address begins with 10:91:66 has a network interface built by Shenzhen Yinwang Intelligent Technologies 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

10:91:66

Organization

Shenzhen Yinwang Intelligent Technologies Co.,Ltd.

Address

101 Room 101, Huawei Headquarters Office Building, Huawei, Vanke City Community, Bantian Street, Longgang District, Shenzhen City Shenzhen CN 518129

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.