LANVOICE

Any device whose MAC address begins with 00:09:AC has a network interface built by LANVOICE. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:09:AC

Organization

LANVOICE

Address

1364-39 SeochoDong, #201 Jihun Bldg Seoul KR 137-072

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.