UNO System Co., Ltd

Any device whose MAC address begins with 90:8F:CF has a network interface built by UNO System 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

90:8F:CF

Organization

UNO System Co., Ltd

Address

#402 Kolon Science Valley °., 187-10, Guro-dong, Guro-gu Seoul KR 152-848

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.