Beijing 5w Communication Corp.

Any device whose MAC address begins with 00:0D:53 has a network interface built by Beijing 5w Communication Corp.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:0D:53

Organization

Beijing 5w Communication Corp.

Address

NO.4,Zhong-Guan-Cun South 4 street, Beijing CN 100080

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.