Aligera Equipamentos Digitais Ltda

Any device whose MAC address begins with 04:74:A1 has a network interface built by Aligera Equipamentos Digitais Ltda. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

04:74:A1

Organization

Aligera Equipamentos Digitais Ltda

Address

Av. Para 330 / 302 Porto Alegre RS BR 90240-590

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.