HYUNTECK

Any device whose MAC address begins with 74:BF:A1 has a network interface built by HYUNTECK. 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:BF:A1

Organization

HYUNTECK

Address

#603 107-Dong, Jugong Apt., Changhyeon-ri, Hwado-eup Namyangju-si Gyeonggi-do KR 472-779

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.