Lengda Technology(Xiamen) Co.,Ltd.

Any device whose MAC address begins with 00:23:81 has a network interface built by Lengda Technology(Xiamen) 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

00:23:81

Organization

Lengda Technology(Xiamen) Co.,Ltd.

Address

5/F, 47 Haijing South 2nd Road,Xiamen Export Processing Zone, Haicang District, Xiamen Fujian CN 361026

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.