Who owns MAC prefix 00A0CB?

00A0CB is registered to ARK TELECOMMUNICATIONS, INC. in the IEEE MA-L registry.

What devices use 00A0CB?

Any network device with a MAC address starting 00:A0:CB was manufactured by or for ARK TELECOMMUNICATIONS, INC..

MA-L · OUI prefix

ARK TELECOMMUNICATIONS, INC.

Any MAC address starting 00:A0:CB is registered to ARK TELECOMMUNICATIONS, INC. in US.

OUI prefix	00A0CB
Vendor	ARK TELECOMMUNICATIONS, INC.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:A0:CB:00:00:00

What this means

The IEEE assigned the MA-L block 00A0CB to ARK TELECOMMUNICATIONS, 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:CB, it is ARK TELECOMMUNICATIONS, INC. hardware.

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