JOYTOTO Co., Ltd.

Any device whose MAC address begins with 00:18:F0 has a network interface built by JOYTOTO Co., Ltd.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:18:F0

Organization

JOYTOTO Co., Ltd.

Address

3F Sungwoo Bldg. 717-3, Sooseo-Dong Seoul KR 135-220

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.