Who owns MAC prefix D4C3B0?

D4C3B0 is registered to Gearlinx Pty Ltd in the IEEE MA-L registry.

What devices use D4C3B0?

Any network device with a MAC address starting D4:C3:B0 was manufactured by or for Gearlinx Pty Ltd.

MA-L · OUI prefix

Gearlinx Pty Ltd

Any MAC address starting D4:C3:B0 is registered to Gearlinx Pty Ltd in AU.

OUI prefix	D4C3B0
Vendor	Gearlinx Pty Ltd
Registry	MA-L (24-bit, large block)
Country	AU
Example MAC	D4:C3:B0:00:00:00

What this means

The IEEE assigned the MA-L block D4C3B0 to Gearlinx Pty 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 D4:C3:B0, it is Gearlinx Pty Ltd hardware.

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