Thomas-Krenn.AG

Any device whose MAC address begins with DC:58:BC has a network interface built by Thomas-Krenn.AG. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

DC:58:BC

Organization

Thomas-Krenn.AG

Address

Speltenbach-Steinaecker 1 Freyung DE 94078

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.