Marelli

Any device whose MAC address begins with 18:FD:00 has a network interface built by Marelli. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

18:FD:00

Organization

Marelli

Address

Avenida da Emancipação, 801 Hostolândia São Paulo BR 13184-9074

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.