Maestro Wireless Solutions ltd.

Any device whose MAC address begins with A4:AE:9A has a network interface built by Maestro Wireless Solutions ltd.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

A4:AE:9A

Organization

Maestro Wireless Solutions ltd.

Address

3603-9, 36/F Sai Ying Pun HK

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.