Great Dragon Information Technology (Group) Co., Ltd.

Any device whose MAC address begins with 00:02:47 has a network interface built by Great Dragon Information Technology (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

00:02:47

Organization

Great Dragon Information Technology (Group) Co., Ltd.

Address

169 Beiyuan Rd., Beijing 100101, CN

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.