ADT Technology

Any device whose MAC address begins with DC:EE:14 has a network interface built by ADT Technology. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

DC:EE:14

Organization

ADT Technology

Address

Room 325, 3rd Floor, Building F, Xinmao Science and Technology Park, Huayuan Industrial Zone Tianjin Tianjin CN 300384

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.