Beijing National Railway Research & Design Institute of Signal & Communication Group Co..Ltd.

Any device whose MAC address begins with C0:53:36 has a network interface built by Beijing National Railway Research & Design Institute of Signal & Communication Group 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

C0:53:36

Organization

Beijing National Railway Research & Design Institute of Signal & Communication Group Co..Ltd.

Address

7 floor, No.1 Automobile Museum South Road, Fengtai Science and Technology Park, Beijing Beijing CN 100070

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.