Cooler Master Technology Inc

Any device whose MAC address begins with C8:A4:0D has a network interface built by Cooler Master Technology Inc. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

C8:A4:0D

Organization

Cooler Master Technology Inc

Address

8F., No. 788-1, Zhongzheng Rd., Zhonghe Dist. New Taipei City New Taipei City TW 23586

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.