AP Router Ind. Eletronica LTDA

Any device whose MAC address begins with 00:21:8D has a network interface built by AP Router Ind. Eletronica 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

00:21:8D

Organization

AP Router Ind. Eletronica LTDA

Address

Av. Lomanto Junior, 1000 Ilheus Bahia BR 45654-000

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.