Topdata Sistemas de Automacao Ltda

Any device whose MAC address begins with 00:18:E2 has a network interface built by Topdata Sistemas de Automacao 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

00:18:E2

Organization

Topdata Sistemas de Automacao Ltda

Address

Rua Dr Carvalho Chaves, 662 Curitiba PR BR 80.220-010

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.