digitron

Any device whose MAC address begins with AC:FA:A5 has a network interface built by digitron. 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:FA:A5

Organization

digitron

Address

tehnopark A -701, 697 PanGyo-ro, Bundong Seongnam GyeongGiDO KR 13511

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.