Oray.com co., LTD.

Any device whose MAC address begins with FC:A0:5A has a network interface built by Oray.com 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

FC:A0:5A

Organization

Oray.com co., LTD.

Address

8008Rm, building No.1 GuoDing d. Yangpu District Shanghai Shanghai CN 200433

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.