OMNIVISION

Any device whose MAC address begins with 18:89:DF has a network interface built by OMNIVISION. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

18:89:DF

Organization

OMNIVISION

Address

18F Attend on tower, 2-8-12, Shin Yokohama Yokohama Kohoku-ku JP 222-0033

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.