Lockheed Martin Tactical Systems

Any device whose MAC address begins with 00:07:EF has a network interface built by Lockheed Martin Tactical Systems. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:07:EF

Organization

Lockheed Martin Tactical Systems

Address

3333 Pilot Knob Road Eagan MN US 55121

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.