Caterpillar, Inc

Any device whose MAC address begins with 00:0A:75 has a network interface built by Caterpillar, 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

00:0A:75

Organization

Caterpillar, Inc

Address

Mailstop Location AC6130 Mossville IL US 61552-0610

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.