Miele & Cie. KG

Any device whose MAC address begins with 40:B0:2F has a network interface built by Miele & Cie. KG. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

40:B0:2F

Organization

Miele & Cie. KG

Address

Carl-Miele-Straße 29 Gütersloh DE 33332

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.