Datacolor

Any device whose MAC address begins with 40:79:55 has a network interface built by Datacolor. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

40:79:55

Organization

Datacolor

Address

2 Shengpu Road, Suzhou Industrial Park, Export Processing Zone B, Suzhou, Jiangsu, P.R. China Suzhou CN 215000

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.