duagon AG

Any device whose MAC address begins with 54:3B:30 has a network interface built by duagon AG. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

54:3B:30

Organization

duagon AG

Address

Riedstrasse 12 Zürich Dietikon CH 8953

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.