Almitec Informática e Comércio

Any device whose MAC address begins with 00:18:C1 has a network interface built by Almitec Informática e Comércio. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:18:C1

Organization

Almitec Informática e Comércio

Address

461, Francisco de Morais St. São Paulo BR 04714-010

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.