Who owns MAC prefix 0030A4?

0030A4 is registered to Woodwind Communications System in the IEEE MA-L registry.

What devices use 0030A4?

Any network device with a MAC address starting 00:30:A4 was manufactured by or for Woodwind Communications System.

MA-L · OUI prefix

Woodwind Communications System

Any MAC address starting 00:30:A4 is registered to Woodwind Communications System in US.

OUI prefix	0030A4
Vendor	Woodwind Communications System
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:30:A4:00:00:00

What this means

The IEEE assigned the MA-L block 0030A4 to Woodwind Communications System. 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:A4, it is Woodwind Communications System hardware.

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