Stanley Black & Decker

Any device whose MAC address begins with 04:00:67 has a network interface built by Stanley Black & Decker. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

04:00:67

Organization

Stanley Black & Decker

Address

701 E Joppa Rd Towson MD US 21286

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.