BLANKOM Antennentechnik GmbH

Any device whose MAC address begins with 48:D7:FF has a network interface built by BLANKOM Antennentechnik 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

48:D7:FF

Organization

BLANKOM Antennentechnik GmbH

Address

Hermann-Petersilge Str. 1 Bad Blankenburg TH DE 07422

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.