Logital Co. Limited

Any device whose MAC address begins with 40:B3:FC has a network interface built by Logital Co. Limited. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

40:B3:FC

Organization

Logital Co. Limited

Address

Rm 901-902, 9/F, Nathan Centre, Kowloon HK

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.