FOCUS H&S Co., Ltd.

Any device whose MAC address begins with 90:DA:6A has a network interface built by FOCUS H&S 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:DA:6A

Organization

FOCUS H&S Co., Ltd.

Address

#113, Doosan Venture Digm, 126-1 Anyang Gyeonggi-Do KR 431-755

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.