Dasan Electron Co., Ltd.

Any device whose MAC address begins with B8:47:7A has a network interface built by Dasan Electron 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

B8:47:7A

Organization

Dasan Electron Co., Ltd.

Address

705 HaeAn-Ro #307, SangRok-Gu Ansan KyungKi KR 15588

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.