Shenzhen Y&D Electronics Co.,LTD.

Any device whose MAC address begins with 70:9B:A5 has a network interface built by Shenzhen Y&D Electronics 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

70:9B:A5

Organization

Shenzhen Y&D Electronics Co.,LTD.

Address

D zone3F,Shenzhen Academy of Aerospace Technology,Hi-Tech Park,south 10th Road,Nanshan 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.