Who owns MAC prefix 20FECD?

20FECD is registered to System In Frontier Inc. in the IEEE MA-L registry.

What devices use 20FECD?

Any network device with a MAC address starting 20:FE:CD was manufactured by or for System In Frontier Inc..

MA-L · OUI prefix

System In Frontier Inc.

Any MAC address starting 20:FE:CD is registered to System In Frontier Inc. in JP.

OUI prefix	20FECD
Vendor	System In Frontier Inc.
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	20:FE:CD:00:00:00

What this means

The IEEE assigned the MA-L block 20FECD to System In Frontier Inc.. 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 20:FE:CD, it is System In Frontier Inc. hardware.

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