Who owns MAC prefix 00221D?

00221D is registered to Freegene Technology LTD in the IEEE MA-L registry.

What devices use 00221D?

Any network device with a MAC address starting 00:22:1D was manufactured by or for Freegene Technology LTD.

MA-L · OUI prefix

Freegene Technology LTD

Any MAC address starting 00:22:1D is registered to Freegene Technology LTD in CN.

OUI prefix	00221D
Vendor	Freegene Technology LTD
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	00:22:1D:00:00:00

What this means

The IEEE assigned the MA-L block 00221D to Freegene Technology 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 00:22:1D, it is Freegene Technology LTD hardware.

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