Allied Telesis Labs Ltd

Any device whose MAC address begins with 00:00:CD has a network interface built by Allied Telesis Labs Ltd. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:00:CD

Organization

Allied Telesis Labs Ltd

Address

27 Nazareth Avenue Middleton Christchurch NZ 8024

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.