W-IE-NE-R Plein & Baus GmbH

Any device whose MAC address begins with 30:32:94 has a network interface built by W-IE-NE-R Plein & Baus 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

30:32:94

Organization

W-IE-NE-R Plein & Baus GmbH

Address

Muellersbaum 20 Burscheid NRW US 51399

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.