Duke University

Any device whose MAC address begins with 24:C3:5D has a network interface built by Duke University. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

24:C3:5D

Organization

Duke University

Address

300 Fuller Street Box 104100 Durham NC US 27708

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.