Canadian Bank Note Company, Ltd.

Any device whose MAC address begins with 00:08:51 has a network interface built by Canadian Bank Note Company, 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

00:08:51

Organization

Canadian Bank Note Company, Ltd.

Address

18 Auriga Dr. CA K2E 7T9

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.