Technische Alternative GmbH

Any device whose MAC address begins with 3C:CD:5A has a network interface built by Technische Alternative 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

3C:CD:5A

Organization

Technische Alternative GmbH

Address

Langestr. 124 Amaliendorf Lower Austria AT A-3872

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.