RoomReady/Zdi, Inc.

Any device whose MAC address begins with 64:FB:50 has a network interface built by RoomReady/Zdi, 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

64:FB:50

Organization

RoomReady/Zdi, Inc.

Address

2200 N. Main Street Normal IL US 61761

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.