Mannesmann Ipulsys B.V.

Any device whose MAC address begins with 00:B0:80 has a network interface built by Mannesmann Ipulsys B.V.. 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:B0:80

Organization

Mannesmann Ipulsys B.V.

Address

Bordewijklaan 18 2591 XR The Hague NL

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.