Who owns MAC prefix 0030A0?

0030A0 is registered to TYCO SUBMARINE SYSTEMS, LTD. in the IEEE MA-L registry.

What devices use 0030A0?

Any network device with a MAC address starting 00:30:A0 was manufactured by or for TYCO SUBMARINE SYSTEMS, LTD..

MA-L · OUI prefix

TYCO SUBMARINE SYSTEMS, LTD.

Any MAC address starting 00:30:A0 is registered to TYCO SUBMARINE SYSTEMS, LTD. in US.

OUI prefix	0030A0
Vendor	TYCO SUBMARINE SYSTEMS, LTD.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:30:A0:00:00:00

What this means

The IEEE assigned the MA-L block 0030A0 to TYCO SUBMARINE SYSTEMS, LTD.. 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 00:30:A0, it is TYCO SUBMARINE SYSTEMS, LTD. hardware.

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