TECHNOLOGY WORKS, INC.

Any device whose MAC address begins with 00:80:35 has a network interface built by TECHNOLOGY WORKS, 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

00:80:35

Organization

TECHNOLOGY WORKS, INC.

Address

4030 BRAKER LANE #350 AUSTIN TX US 78759

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.