HUMAN DESIGNED SYSTEMS, INC.

Any device whose MAC address begins with 00:80:96 has a network interface built by HUMAN DESIGNED 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

00:80:96

Organization

HUMAN DESIGNED SYSTEMS, INC.

Address

421 FEHELEY DRIVE KING OF PRUSSIA PA US 19406

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.