Ascensia Diabetes Care

Any device whose MAC address begins with A8:D8:28 has a network interface built by Ascensia Diabetes Care. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

A8:D8:28

Organization

Ascensia Diabetes Care

Address

5 Wood Hollow Rd, Parsippany NJ US 07054

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.