companytec automação e controle ltda.

Any device whose MAC address begins with 00:26:28 has a network interface built by companytec automação e controle 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

00:26:28

Organization

companytec automação e controle ltda.

Address

Rua Marcilio Dias 3005 Pelotas Rio Grande do Sul BR 96020-480

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.