Wattwatchers Pty Ld

Any device whose MAC address begins with 3C:B1:7F has a network interface built by Wattwatchers Pty Ld. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

3C:B1:7F

Organization

Wattwatchers Pty Ld

Address

22 Woodbury Rd St. Ives Sydney NSW AU 2075

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.