KO & AL Co., Ltd

Any device whose MAC address begins with 64:CD:F1 has a network interface built by KO & AL 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

64:CD:F1

Organization

KO & AL Co., Ltd

Address

#202, 251 Yatap-ro, Bundang-gu Seongnam-si Gyeonggi-do KR 13508

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.