Rheinmetall Canada Inc.

Any device whose MAC address begins with 00:14:3C has a network interface built by Rheinmetall Canada 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

00:14:3C

Organization

Rheinmetall Canada Inc.

Address

225 boul du seminaire sud St-Jean-sur-Richelieu Quebec CA J3B 8E9

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.