ambie corporation

Any device whose MAC address begins with 28:EB:B7 has a network interface built by ambie corporation. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

28:EB:B7

Organization

ambie corporation

Address

Toranomon Hills Business Tower 4F, 1-17-1 Toranomon Minato-ku Tokyo JP 105-6404

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.