AcSiP Technology Corp.

Any device whose MAC address begins with 9C:65:F9 has a network interface built by AcSiP Technology 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

9C:65:F9

Organization

AcSiP Technology Corp.

Address

3F-1, No. 207, Fusing Rd. Taoyuan Taiwan TW 33066

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.