What this means
The IEEE assigned the MA-L block AC0425 to ball-b GmbH Co KG. 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 AC:04:25, it is ball-b GmbH Co KG hardware.
Frequently Asked Questions
Who owns MAC prefix AC0425?
AC0425 is registered to ball-b GmbH Co KG 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. ball-b GmbH Co KG's block covers 16,777,216 addresses.
What devices use AC0425?
Any network device with a MAC address starting AC:04:25 was manufactured by or for ball-b GmbH Co KG.