Guangzhou Doctorpai Education & Technology Co.,Ltd

Any device whose MAC address begins with 18:11:71 has a network interface built by Guangzhou Doctorpai Education & 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

18:11:71

Organization

Guangzhou Doctorpai Education & Technology Co.,Ltd

Address

Floor 5, Building C1, Greenland Central Plaza Huangpu District, Guangzhou Guangdong Province CN 510700

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.