Allied Telesis Labs, Inc.

Any device whose MAC address begins with 00:0C:25 has a network interface built by Allied Telesis Labs, 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

00:0C:25

Organization

Allied Telesis Labs, Inc.

Address

Suite 450 Raleigh NC US 27606

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.