DASAN Newtork Solutions

Any device whose MAC address begins with F4:27:56 has a network interface built by DASAN Newtork Solutions. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

F4:27:56

Organization

DASAN Newtork Solutions

Address

DASAN Tower, 49, Daewangpangyo-ro644Beon-gil, Bundang-gu, Seongnam-si, Gyeonggi-do, 13493 KOREA Seongnam-si Gyeonggi-do KR 13493

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.