70mai Co.,Ltd.

Any device whose MAC address begins with B8:59:C8 has a network interface built by 70mai 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

B8:59:C8

Organization

70mai Co.,Ltd.

Address

Room 2220, building 2, No. 588, Zixing road Shanghai MinHang District CN 201100

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.