Shanghai StarFive Semiconductor Co., Ltd.

Any device whose MAC address begins with 6C:CF:39 has a network interface built by Shanghai StarFive Semiconductor Co., 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

6C:CF:39

Organization

Shanghai StarFive Semiconductor Co., Ltd.

Address

Room 506, Building 2, No. 61 Shengxia Rd., Shanghai Shanghai CN 201203

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.