Kelvin Inc.

Any device whose MAC address begins with F4:C7:C8 has a network interface built by Kelvin Inc.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

F4:C7:C8

Organization

Kelvin Inc.

Address

400 Centennial Parkway, Suite 190 Louisville CO US 80027

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.