Beijing Megwang Technology Co., Ltd.

Any device whose MAC address begins with 6C:40:33 has a network interface built by Beijing Megwang Technology 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

6C:40:33

Organization

Beijing Megwang Technology Co., Ltd.

Address

Room 1316, 1st Floor, Building 12, Jianzhong Road, Xisanqi Building Materials City, Haidian District, Beijing, China Beijing CN 100096

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.