shenzhen RAKwireless technology Co.,Ltd

Any device whose MAC address begins with AC:1F:09 has a network interface built by shenzhen RAKwireless technology 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

AC:1F:09

Organization

shenzhen RAKwireless technology Co.,Ltd

Address

Room 506, Bldg B, New Compark, Pingshan First Road, Taoyuan Street,Nanshan District shenzhen guangdong CN 518057

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.