Shenzhen YOUHUA Technology Co., Ltd

Any device whose MAC address begins with C4:04:7B has a network interface built by Shenzhen YOUHUA Technology 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

C4:04:7B

Organization

Shenzhen YOUHUA Technology Co., Ltd

Address

Shenzhen University-town Business Park,Lishan Road,Taoyuan Street Shenzhen Guangdong CN 518055

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.