Who owns MAC prefix E43819?

E43819 is registered to Shenzhen Hi-Link Electronic CO.,Ltd. in the IEEE MA-L registry.

What devices use E43819?

Any network device with a MAC address starting E4:38:19 was manufactured by or for Shenzhen Hi-Link Electronic CO.,Ltd..

MA-L · OUI prefix

Shenzhen Hi-Link Electronic CO.,Ltd.

Any MAC address starting E4:38:19 is registered to Shenzhen Hi-Link Electronic CO.,Ltd. in CN.

OUI prefix	E43819
Vendor	Shenzhen Hi-Link Electronic CO.,Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	E4:38:19:00:00:00

What this means

The IEEE assigned the MA-L block E43819 to Shenzhen Hi-Link Electronic CO.,Ltd.. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting E4:38:19, it is Shenzhen Hi-Link Electronic CO.,Ltd. hardware.

Look up another MAC