Step forward Group Co., Ltd.

Any device whose MAC address begins with DC:2F:03 has a network interface built by Step forward Group 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:2F:03

Organization

Step forward Group Co., Ltd.

Address

1/3 Park Village Rama2 Floor 2 C2-2 Bangkok Bangkok TH 10150

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.