Unisyue Technologies Co; LTD.

Any device whose MAC address begins with 4C:5E:D3 has a network interface built by Unisyue Technologies 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

4C:5E:D3

Organization

Unisyue Technologies Co; LTD.

Address

Room 402, No. 2 Building, NO.1 ZhongGuancun East Rd, HaiDian District, Beijing, People’s Republic of China Beijing CN 100190

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.