Seine Image Int'l Co., Ltd

Any device whose MAC address begins with A0:EF:84 has a network interface built by Seine Image Int'l 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

A0:EF:84

Organization

Seine Image Int'l Co., Ltd

Address

6F,4Building, NO.63,Mingz North Road ZhuHai CN 519075

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.