Who owns MAC prefix 001001?

001001 is registered to Citel in the IEEE MA-L registry.

What devices use 001001?

Any network device with a MAC address starting 00:10:01 was manufactured by or for Citel.

MA-L · OUI prefix

Citel

Any MAC address starting 00:10:01 is registered to Citel.

OUI prefix	001001
Vendor	Citel
Registry	MA-L (24-bit, large block)
Example MAC	00:10:01:00:00:00

What this means

The IEEE assigned the MA-L block 001001 to Citel. 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 00:10:01, it is Citel hardware.

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