Korea Data Systems

Any device whose MAC address begins with 00:06:6F has a network interface built by Korea Data Systems. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:06:6F

Organization

Korea Data Systems

Address

170, Gongdan-Dong, Gumi-Si Kyungbuk KR 730-030

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.