Sky Light Digital Limited

Any device whose MAC address begins with D4:2C:3D has a network interface built by Sky Light Digital 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

D4:2C:3D

Organization

Sky Light Digital Limited

Address

Rm. 1009 Kwong Sang Hong Centre, 151-153 Hoi Bun Road, Kwun Tong, Kowloon, Hong Kong CN 999077

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.