Equitech Industrial(DongGuan)Co.,Ltd

Any device whose MAC address begins with 40:D6:3C has a network interface built by Equitech Industrial(DongGuan)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

40:D6:3C

Organization

Equitech Industrial(DongGuan)Co.,Ltd

Address

4F Building B No.2 ShiChang Road SongYuan Technology Park,DongCheng District DongGuan GuangDong CN 523122

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.