Lincoln Electric Company

Any device whose MAC address begins with 00:04:EE has a network interface built by Lincoln Electric Company. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:04:EE

Organization

Lincoln Electric Company

Address

22801 St. Clair Avenue Cleveland OH US 44117-1199

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.