Kelvin Hughes Ltd

Any device whose MAC address begins with 00:1B:D6 has a network interface built by Kelvin Hughes Ltd. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:1B:D6

Organization

Kelvin Hughes Ltd

Address

New North Road Ilford Essex GB IG6 2UR

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.