Who owns MAC prefix D425CCD?

D425CCD is registered to Combined Energy Technologies Pty Ltd in the IEEE MA-M registry.

What devices use D425CCD?

Any network device with a MAC address starting D4:25:CC:D was manufactured by or for Combined Energy Technologies Pty Ltd.

MA-M · OUI prefix

Combined Energy Technologies Pty Ltd

Any MAC address starting D4:25:CC:D is registered to Combined Energy Technologies Pty Ltd in AU.

OUI prefix	D425CCD
Vendor	Combined Energy Technologies Pty Ltd
Registry	MA-M (28-bit, medium block)
Country	AU
Example MAC	D4:25:CC:D:00:00:00

What this means

The IEEE assigned the MA-M block D425CCD to Combined Energy Technologies 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 D4:25:CC:D, it is Combined Energy Technologies Pty Ltd hardware.

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