Missouri Department of Transportation

Any device whose MAC address begins with 00:11:8C has a network interface built by Missouri Department of Transportation. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:11:8C

Organization

Missouri Department of Transportation

Address

P.O. Box 270 Jefferson City Missouri US 65102

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.