Ulrich Lippert GmbH & Co KG

Any device whose MAC address begins with 38:17:30 has a network interface built by Ulrich Lippert 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

38:17:30

Organization

Ulrich Lippert GmbH & Co KG

Address

Christian-Henkel-Str. 12 Berlin DE 12349

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.