J. MORITA MFG. CORP.

Any device whose MAC address begins with 00:90:AF has a network interface built by J. MORITA MFG. CORP.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:90:AF

Organization

J. MORITA MFG. CORP.

Address

680 HIGASHIHAMA MINAMI-CHO FUSHIMI-KU, KYOTO 612-8213 JP

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.