SPECTO PAINEIS ELETRONICOS LTDA

Any device whose MAC address begins with F4:28:96 has a network interface built by SPECTO PAINEIS ELETRONICOS 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

F4:28:96

Organization

SPECTO PAINEIS ELETRONICOS LTDA

Address

RUA WALTER JOSE CORREA, AREA 12 SAO JOSE SANTA CATARINA BR 88122-035

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.