Who owns MAC prefix 0022A7?

0022A7 is registered to Tyco Electronics AMP GmbH in the IEEE MA-L registry.

What devices use 0022A7?

Any network device with a MAC address starting 00:22:A7 was manufactured by or for Tyco Electronics AMP GmbH.

MA-L · OUI prefix

Tyco Electronics AMP GmbH

Any MAC address starting 00:22:A7 is registered to Tyco Electronics AMP GmbH in DE.

OUI prefix	0022A7
Vendor	Tyco Electronics AMP GmbH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	00:22:A7:00:00:00

What this means

The IEEE assigned the MA-L block 0022A7 to Tyco Electronics AMP GmbH. 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 00:22:A7, it is Tyco Electronics AMP GmbH hardware.

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