Who owns MAC prefix 000A7B?

000A7B is registered to Cornelius Consult in the IEEE MA-L registry.

What devices use 000A7B?

Any network device with a MAC address starting 00:0A:7B was manufactured by or for Cornelius Consult.

MA-L · OUI prefix

Cornelius Consult

Any MAC address starting 00:0A:7B is registered to Cornelius Consult in DE.

OUI prefix	000A7B
Vendor	Cornelius Consult
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	00:0A:7B:00:00:00

What this means

The IEEE assigned the MA-L block 000A7B to Cornelius Consult. 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 00:0A:7B, it is Cornelius Consult hardware.

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