Wincal Technology Corp.

Any device whose MAC address begins with 20:D2:1F has a network interface built by Wincal Technology 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

20:D2:1F

Organization

Wincal Technology Corp.

Address

1028 South Greenwood Ave. Montebello California US 90640

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.