GDE SYSTEMS, INC.

Any device whose MAC address begins with 00:20:FA has a network interface built by GDE SYSTEMS, 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

00:20:FA

Organization

GDE SYSTEMS, INC.

Address

P.O. BOX 85468 - BLDG.#61 SAN DIEGO CA US 92186-5468

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.