Control Technology Inc.

Any device whose MAC address begins with F8:9D:0D has a network interface built by Control Technology 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

F8:9D:0D

Organization

Control Technology Inc.

Address

7608 North Hudson Ave Oklahoma City OK US 73116

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.