fenglian Technology Co.,Ltd.

Any device whose MAC address begins with A4:56:02 has a network interface built by fenglian 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

A4:56:02

Organization

fenglian Technology Co.,Ltd.

Address

302 R D Building Oriental Cyberport HighTech Industrial Park Nanshan Shenzhen China Shenzhen,Guangdong Province 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.