RAFI GmbH & Co.KG

Any device whose MAC address begins with 78:59:3E has a network interface built by RAFI GmbH & Co.KG. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

78:59:3E

Organization

RAFI GmbH & Co.KG

Address

Ravensburger Str. 128-134 Berg Baden Wurttemberg DE 88276

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.