Who owns MAC prefix 000A78?

000A78 is registered to OLITEC in the IEEE MA-L registry.

What devices use 000A78?

Any network device with a MAC address starting 00:0A:78 was manufactured by or for OLITEC.

MA-L · OUI prefix

OLITEC

Any MAC address starting 00:0A:78 is registered to OLITEC in FR.

OUI prefix	000A78
Vendor	OLITEC
Registry	MA-L (24-bit, large block)
Country	FR
Example MAC	00:0A:78:00:00:00

What this means

The IEEE assigned the MA-L block 000A78 to OLITEC. 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:78, it is OLITEC hardware.

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