Loxone Electronics GmbH

Any device whose MAC address begins with 78:52:49 has a network interface built by Loxone Electronics 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

78:52:49

Organization

Loxone Electronics GmbH

Address

Smart Home 1 Kollerschlag AT 4154

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.