Panasonic Corporation

Any device whose MAC address begins with 00:12:67 has a network interface built by Panasonic Corporation. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:12:67

Organization

Panasonic Corporation

Address

2460-1, Uegawa-Cho Matsusaka-City Mie JP 571-8506

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.