Who owns MAC prefix 00D091?

00D091 is registered to SMARTSAN SYSTEMS, INC. in the IEEE MA-L registry.

What devices use 00D091?

Any network device with a MAC address starting 00:D0:91 was manufactured by or for SMARTSAN SYSTEMS, INC..

MA-L · OUI prefix

SMARTSAN SYSTEMS, INC.

Any MAC address starting 00:D0:91 is registered to SMARTSAN SYSTEMS, INC. in US.

OUI prefix	00D091
Vendor	SMARTSAN SYSTEMS, INC.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:D0:91:00:00:00

What this means

The IEEE assigned the MA-L block 00D091 to SMARTSAN SYSTEMS, 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:D0:91, it is SMARTSAN SYSTEMS, INC. hardware.

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