Visteon Portuguesa, Ltd

Any device whose MAC address begins with D0:B2:70 has a network interface built by Visteon Portuguesa, 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

D0:B2:70

Organization

Visteon Portuguesa, Ltd

Address

Estrada Nacional 252-km12 Palmela PT 2951-503

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.