DEOS control systems GmbH

Any device whose MAC address begins with 30:18:CF has a network interface built by DEOS control systems 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

30:18:CF

Organization

DEOS control systems GmbH

Address

Birkenallee 113 Rheine NRW DE 48432

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.