Digitron da Amazonia S/A

Any device whose MAC address begins with 50:B3:63 has a network interface built by Digitron da Amazonia S/A. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

50:B3:63

Organization

Digitron da Amazonia S/A

Address

Av. Eng. Luis Carlos Berrini , 1297 São Paulo São Paulo BR 04571010

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.