Unified Display Interface SIG

Any device whose MAC address begins with 00:18:D4 has a network interface built by Unified Display Interface SIG. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:18:D4

Organization

Unified Display Interface SIG

Address

15201 SW Greenbrier Road Beaverton Oregon US 97006

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.