Who owns MAC prefix 783CE3?

783CE3 is registered to Kai-EE in the IEEE MA-L registry.

What devices use 783CE3?

Any network device with a MAC address starting 78:3C:E3 was manufactured by or for Kai-EE.

MA-L · OUI prefix

Kai-EE

Any MAC address starting 78:3C:E3 is registered to Kai-EE in TW.

OUI prefix	783CE3
Vendor	Kai-EE
Registry	MA-L (24-bit, large block)
Country	TW
Example MAC	78:3C:E3:00:00:00

What this means

The IEEE assigned the MA-L block 783CE3 to Kai-EE. 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 78:3C:E3, it is Kai-EE hardware.

Look up another MAC