Who owns MAC prefix 0012A2?

0012A2 is registered to VITA in the IEEE MA-L registry.

What devices use 0012A2?

Any network device with a MAC address starting 00:12:A2 was manufactured by or for VITA.

MA-L · OUI prefix

VITA

Any MAC address starting 00:12:A2 is registered to VITA in US.

OUI prefix	0012A2
Vendor	VITA
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:12:A2:00:00:00

What this means

The IEEE assigned the MA-L block 0012A2 to VITA. 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 00:12:A2, it is VITA hardware.

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