Shenzhen KKM Co., Ltd

Any device whose MAC address begins with BC:57:29 has a network interface built by Shenzhen KKM 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

BC:57:29

Organization

Shenzhen KKM Co., Ltd

Address

Room 3B,Building 6A, BaoNeng Park, QingXiang Road, LongHua District ShenZhen Guangdong CN 518000

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.