Plastic Logic

Any device whose MAC address begins with A4:38:FC has a network interface built by Plastic Logic. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

A4:38:FC

Organization

Plastic Logic

Address

650 Castro St., Suite 500 Mountain View CA US 94041

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.