Hangzhou Lanly Technology Co., Ltd.

Any device whose MAC address begins with 5C:19:23 has a network interface built by Hangzhou Lanly 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

5C:19:23

Organization

Hangzhou Lanly Technology Co., Ltd.

Address

Room A2035-2A, floor 2, building 2, No. 148, Wuchang Avenue, Wuchang Street, Yuhang District, Hangzhou Hangzhou Zhejiang CN 310000

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.