S I Sistemas Inteligentes Eletrônicos Ltda

Any device whose MAC address begins with C0:8B:6F has a network interface built by S I Sistemas Inteligentes Eletrônicos 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

C0:8B:6F

Organization

S I Sistemas Inteligentes Eletrônicos Ltda

Address

Rua Amadeu Piotto 161 Curitiba Paraná BR 81280020

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.