Connected Home

Any device whose MAC address begins with 44:7F:77 has a network interface built by Connected Home. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

44:7F:77

Organization

Connected Home

Address

19-22, Rathbone Place London GB W1T 1HY

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.