Uniband Electronic Corp,

Any device whose MAC address begins with AC:B8:59 has a network interface built by Uniband Electronic Corp,. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

AC:B8:59

Organization

Uniband Electronic Corp,

Address

6F-1 No. Dongguang Rd., Hsinchu 300 TW 300

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.