What this means
The IEEE assigned the MA-L block 001F74 to Eigen Development. 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 00:1F:74, it is Eigen Development hardware.
Frequently Asked Questions
Who owns MAC prefix 001F74?
001F74 is registered to Eigen Development 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. Eigen Development's block covers 16,777,216 addresses.
What devices use 001F74?
Any network device with a MAC address starting 00:1F:74 was manufactured by or for Eigen Development.