Shenzhen Zhongke United Communication Technology

Any device whose MAC address begins with 1C:B3:E9 has a network interface built by Shenzhen Zhongke United Communication Technology. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

1C:B3:E9

Organization

Shenzhen Zhongke United Communication Technology

Address

6C jiajiahao commercial building, Shennan avenue 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.