What this means
The IEEE assigned the MA-L block 742554 to NVIDIA Corporation. 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 74:25:54, it is NVIDIA Corporation hardware.
Frequently Asked Questions
Who owns MAC prefix 742554?
742554 is registered to NVIDIA Corporation 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. NVIDIA Corporation's block covers 16,777,216 addresses.
What devices use 742554?
Any network device with a MAC address starting 74:25:54 was manufactured by or for NVIDIA Corporation.