s.m.s smart microwave sensors GmbH

Any device whose MAC address begins with 90:DF:B7 has a network interface built by s.m.s smart microwave sensors 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

90:DF:B7

Organization

s.m.s smart microwave sensors GmbH

Address

In den Waashainen 1 Braunschweig NI DE 38108

Source

IEEE OUI registry

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