Option International N.V.

Any device whose MAC address begins with 00:0C:E3 has a network interface built by Option International N.V.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:0C:E3

Organization

Option International N.V.

Address

Kolonel Begaultlaan 45 Leuven Brabant BE 3012

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.