Gradual Tecnologia Ltda.

Any device whose MAC address begins with 50:93:4F has a network interface built by Gradual Tecnologia 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

50:93:4F

Organization

Gradual Tecnologia Ltda.

Address

Rua Attilio Giaretta, 110 Itatiba SP BR 13257-584

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.