What this means
The IEEE assigned the MA-L block 80C3BA to Sonova Consumer Hearing 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 80:C3:BA, it is Sonova Consumer Hearing GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 80C3BA?
80C3BA is registered to Sonova Consumer Hearing GmbH in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Sonova Consumer Hearing GmbH's block covers 16,777,216 addresses.
What devices use 80C3BA?
Any network device with a MAC address starting 80:C3:BA was manufactured by or for Sonova Consumer Hearing GmbH.