New Cosmos Electric Co., Ltd.

Any device whose MAC address begins with 7C:D9:FE has a network interface built by New Cosmos Electric 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

7C:D9:FE

Organization

New Cosmos Electric Co., Ltd.

Address

2-5-4 Mitsuyanaka Osaka Osaka-fu JP 532-0036

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.