Who owns MAC prefix 7830E1?

7830E1 is registered to UltraClenz, LLC in the IEEE MA-L registry.

What devices use 7830E1?

Any network device with a MAC address starting 78:30:E1 was manufactured by or for UltraClenz, LLC.

MA-L · OUI prefix

UltraClenz, LLC

Any MAC address starting 78:30:E1 is registered to UltraClenz, LLC in US.

OUI prefix	7830E1
Vendor	UltraClenz, LLC
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	78:30:E1:00:00:00

What this means

The IEEE assigned the MA-L block 7830E1 to UltraClenz, LLC. 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 78:30:E1, it is UltraClenz, LLC hardware.

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