DIGITAL SYSTEMS INT'L. INC.

Any device whose MAC address begins with 00:80:11 has a network interface built by DIGITAL SYSTEMS INT'L. 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

00:80:11

Organization

DIGITAL SYSTEMS INT'L. INC.

Address

7659 178TH PL. NE REDMOND WA US 98073-0908

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.