General Electric Consumer and Industrial

Any device whose MAC address begins with D8:28:C9 has a network interface built by General Electric Consumer and Industrial. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

D8:28:C9

Organization

General Electric Consumer and Industrial

Address

AP35-1405 Louisville KY US 40225

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.