Optowiz Co., Ltd

Any device whose MAC address begins with 74:0E:DB has a network interface built by Optowiz 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

74:0E:DB

Organization

Optowiz Co., Ltd

Address

D-901 Bundang Techno Park Seongnam-si Kyeonggi-do KR 463-760

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.