What this means
The IEEE assigned the MA-L block 74AD45 to Valeo Auto- Electric Hungary 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 74:AD:45, it is Valeo Auto- Electric Hungary Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 74AD45?
74AD45 is registered to Valeo Auto- Electric Hungary Ltd 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. Valeo Auto- Electric Hungary Ltd's block covers 16,777,216 addresses.
What devices use 74AD45?
Any network device with a MAC address starting 74:AD:45 was manufactured by or for Valeo Auto- Electric Hungary Ltd.