Mitubishi Hitachi Power Systems Industries Co., Ltd.

Any device whose MAC address begins with 1C:5D:80 has a network interface built by Mitubishi Hitachi Power Systems Industries Co., 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

1C:5D:80

Organization

Mitubishi Hitachi Power Systems Industries Co., Ltd.

Address

Nakaku Aioimachi Yokohama JP 2310012

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.