Shenzhen JSR Technology Co.,Ltd.

Any device whose MAC address begins with DC:CE:BC has a network interface built by Shenzhen JSR Technology 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

DC:CE:BC

Organization

Shenzhen JSR Technology Co.,Ltd.

Address

2-3F,E building,Yu Jianfeng science and industry park Shenzhen City Guangdong CN 518109

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.