Shenzhen First Blue Chip Technology Ltd

Any device whose MAC address begins with 3C:5C:C3 has a network interface built by Shenzhen First Blue Chip Technology 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

3C:5C:C3

Organization

Shenzhen First Blue Chip Technology Ltd

Address

3Nod Smart Building,11Floor,No.3012,Binhai Avenue, Nanshan District Shenzhen Guangdong CN 518000

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.