Who owns MAC prefix 0402CA?

0402CA is registered to Shenzhen Vtsonic Co.,ltd in the IEEE MA-L registry.

What devices use 0402CA?

Any network device with a MAC address starting 04:02:CA was manufactured by or for Shenzhen Vtsonic Co.,ltd.

MA-L · OUI prefix

Shenzhen Vtsonic Co.,ltd

Any MAC address starting 04:02:CA is registered to Shenzhen Vtsonic Co.,ltd in CN.

OUI prefix	0402CA
Vendor	Shenzhen Vtsonic Co.,ltd
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	04:02:CA:00:00:00

What this means

The IEEE assigned the MA-L block 0402CA to Shenzhen Vtsonic 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 04:02:CA, it is Shenzhen Vtsonic Co.,ltd hardware.

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