Robert Bosch Healthcare GmbH

Any device whose MAC address begins with A0:03:63 has a network interface built by Robert Bosch Healthcare 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

A0:03:63

Organization

Robert Bosch Healthcare GmbH

Address

Stuttgarter Stra Waiblingen Baden-Württemberg DE 71332

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.