Fujian LANDI Commercial Equipment Co.,Ltd

Any device whose MAC address begins with 4C:91:57 has a network interface built by Fujian LANDI Commercial Equipment 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

4C:91:57

Organization

Fujian LANDI Commercial Equipment Co.,Ltd

Address

Building 17,the 1st Section ,Fuzhou Software Park No.89 Software Road Fuzhou ,Fujian CN 350003

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.