Shanghai Sunmi Technology Co.,Ltd.
Any device whose MAC address begins with 1C:1A:1B has a network interface built by Shanghai Sunmi 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
- 1C:1A:1B
- Organization
- Shanghai Sunmi Technology Co.,Ltd.
- Address
- Room 505, No.388 Song Hu Road, Yang Pu District, Shanghai, China Shanghai Shanghai CN 200433
- 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.