Who owns MAC prefix 001591?

001591 is registered to RLW Inc. in the IEEE MA-L registry.

What devices use 001591?

Any network device with a MAC address starting 00:15:91 was manufactured by or for RLW Inc..

MA-L · OUI prefix

RLW Inc.

Any MAC address starting 00:15:91 is registered to RLW Inc. in US.

OUI prefix	001591
Vendor	RLW Inc.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:15:91:00:00:00

What this means

The IEEE assigned the MA-L block 001591 to RLW 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 00:15:91, it is RLW Inc. hardware.

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