Millennium Group, Inc.

Any device whose MAC address begins with 78:32:4F has a network interface built by Millennium Group, Inc.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

78:32:4F

Organization

Millennium Group, Inc.

Address

16 Tech Circle Natick MA US 01760

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.