Katoudenkikougyousyo co ltd

Any device whose MAC address begins with E0:D1:0A has a network interface built by Katoudenkikougyousyo 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

E0:D1:0A

Organization

Katoudenkikougyousyo co ltd

Address

oujihontyou1-4-13 kita-ku tokyo-to JP 114-0022

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.