Linksys USA, Inc

Any device whose MAC address begins with 74:12:13 has a network interface built by Linksys USA, 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

74:12:13

Organization

Linksys USA, Inc

Address

121 Theory, Suite 200 Irvine US 92617

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.