Gridlink Tech. Co.,Ltd.

Any device whose MAC address begins with E4:92:E7 has a network interface built by Gridlink Tech. 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

E4:92:E7

Organization

Gridlink Tech. Co.,Ltd.

Address

Room No. 619, No. 108 Jiang Bin Dong Road Fuzhou Fujian CN 350015

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.