A&R TECH

Any device whose MAC address begins with C0:35:80 has a network interface built by A&R TECH. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

C0:35:80

Organization

A&R TECH

Address

Marksteinergasse 13 Vienna AT 1210

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.