Oregano Systems - Design & Consulting GmbH

Any device whose MAC address begins with 8C:A5:A1 has a network interface built by Oregano Systems - Design & Consulting GmbH. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

8C:A5:A1

Organization

Oregano Systems - Design & Consulting GmbH

Address

Franzosengraben 8 Vienna AT 1030

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.