Heinzinger electronic GmbH

Any device whose MAC address begins with 00:B7:A8 has a network interface built by Heinzinger electronic 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

00:B7:A8

Organization

Heinzinger electronic GmbH

Address

Anton Jakob Str.4 Rosenheim BY DE 83026

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.