WaterFurnace International, Inc.

Any device whose MAC address begins with 68:B4:3A has a network interface built by WaterFurnace International, 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

68:B4:3A

Organization

WaterFurnace International, Inc.

Address

9000 Conservation Way Fort Wayne IN US 46809

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.