Who owns MAC prefix 1C0656?

1C0656 is registered to IDY Corporation in the IEEE MA-L registry.

What devices use 1C0656?

Any network device with a MAC address starting 1C:06:56 was manufactured by or for IDY Corporation.

MA-L · OUI prefix

IDY Corporation

Any MAC address starting 1C:06:56 is registered to IDY Corporation in JP.

OUI prefix	1C0656
Vendor	IDY Corporation
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	1C:06:56:00:00:00

What this means

The IEEE assigned the MA-L block 1C0656 to IDY Corporation. 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 1C:06:56, it is IDY Corporation hardware.

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