Riedel Communications GmbH

Any device whose MAC address begins with 00:19:7C has a network interface built by Riedel Communications 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

00:19:7C

Organization

Riedel Communications GmbH

Address

Uellendahler Str. 353 Wuppertal NRW DE 42109

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.