QDIS

Any device whose MAC address begins with C8:BA:E9 has a network interface built by QDIS. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

C8:BA:E9

Organization

QDIS

Address

#512, Buliding B, 168 GaSanDigital 1st, GeumChun-Gu SEOUL KR 08507

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.