Who owns MAC prefix 9C0DAC?

9C0DAC is registered to Tymphany HK Limited in the IEEE MA-L registry.

What devices use 9C0DAC?

Any network device with a MAC address starting 9C:0D:AC was manufactured by or for Tymphany HK Limited.

MA-L · OUI prefix

Tymphany HK Limited

Any MAC address starting 9C:0D:AC is registered to Tymphany HK Limited in HK.

OUI prefix	9C0DAC
Vendor	Tymphany HK Limited
Registry	MA-L (24-bit, large block)
Country	HK
Example MAC	9C:0D:AC:00:00:00

What this means

The IEEE assigned the MA-L block 9C0DAC to Tymphany HK Limited. 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 9C:0D:AC, it is Tymphany HK Limited hardware.

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