Quectel Wireless Solutions Co.,Ltd.

Any device whose MAC address begins with 9C:04:B6 has a network interface built by Quectel Wireless Solutions 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

9C:04:B6

Organization

Quectel Wireless Solutions Co.,Ltd.

Address

7th Floor, Hongye Building, No.1801 Hongmei Road, Xuhui District Shanghai CN 200233

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.