Beijing Sankuai Online Technology Co.,Ltd

Any device whose MAC address begins with E8:81:AB has a network interface built by Beijing Sankuai Online 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

E8:81:AB

Organization

Beijing Sankuai Online Technology Co.,Ltd

Address

BC Building, China Electronic Science Taiji Information Technology Industry Base, Yard 7, Rongda Road, Chaoyang District Beijing CN 100102

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.