Wilhelm Rutenbeck GmbH&Co.KG

Any device whose MAC address begins with 00:0D:13 has a network interface built by Wilhelm Rutenbeck 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

00:0D:13

Organization

Wilhelm Rutenbeck GmbH&Co.KG

Address

Niederworth 1-10 Schalksmühle NRW DE 58579

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.