Utillink

Any device whose MAC address begins with AC:5E:8C has a network interface built by Utillink. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

AC:5E:8C

Organization

Utillink

Address

817 Woolim Lions Valley 1, 311-3 Sangdaewon-dong Jungwon-gu Seongnam-si Gyeonggi-do KR 462160

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.