Lierda Science & Technology Group Co.,Ltd

Any device whose MAC address begins with 30:1B:97 has a network interface built by Lierda Science & Technology Group 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

30:1B:97

Organization

Lierda Science & Technology Group Co.,Ltd

Address

Lierda Science Park?No.1326 WenyiWestRoad Hangzhou ZheJiang CN 311121

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.