Who owns MAC prefix 00A000?

00A000 is registered to CENTILLION NETWORKS, INC. in the IEEE MA-L registry.

What devices use 00A000?

Any network device with a MAC address starting 00:A0:00 was manufactured by or for CENTILLION NETWORKS, INC..

MA-L · OUI prefix

CENTILLION NETWORKS, INC.

Any MAC address starting 00:A0:00 is registered to CENTILLION NETWORKS, INC. in US.

OUI prefix	00A000
Vendor	CENTILLION NETWORKS, INC.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:A0:00:00:00:00

What this means

The IEEE assigned the MA-L block 00A000 to CENTILLION NETWORKS, 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 00:A0:00, it is CENTILLION NETWORKS, INC. hardware.

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