Panasonic Ecology Systems

Any device whose MAC address begins with 74:A5:7E has a network interface built by Panasonic Ecology Systems. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

74:A5:7E

Organization

Panasonic Ecology Systems

Address

4017, Azashimonakata, Takaki-cho Kasugai Aichi JP 4868522

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.