Trafag AG

Any device whose MAC address begins with 78:0C:26 has a network interface built by Trafag 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

78:0C:26

Organization

Trafag AG

Address

Industriestrasse 11 Bubikon Zuerich CH 8608

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.