SINAGAWA TSUSHIN KEISOU SERVICE

Any device whose MAC address begins with 00:09:C8 has a network interface built by SINAGAWA TSUSHIN KEISOU SERVICE. 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:C8

Organization

SINAGAWA TSUSHIN KEISOU SERVICE

Address

13-5 Fuke , Sumiyoshi , Onahama Iwaki City Fukushima Prefecture JP 971-8124

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.