Shenzhen Kings IoT Co., Ltd

Any device whose MAC address begins with 74:34:91 has a network interface built by Shenzhen Kings IoT 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

74:34:91

Organization

Shenzhen Kings IoT Co., Ltd

Address

D102, Yibao Garden, Hangcheng Road, Xixiang, Baoan Baoan district Shenzhen City CN 518126

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.