Japan E.M.Solutions Co., Ltd.

Any device whose MAC address begins with DC:CD:74 has a network interface built by Japan E.M.Solutions 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

DC:CD:74

Organization

Japan E.M.Solutions Co., Ltd.

Address

35 Saho Kato JP 673-1447

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.