What this means
The IEEE assigned the MA-L block D41090 to iNFORM Systems AG. 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 D4:10:90, it is iNFORM Systems AG hardware.
Frequently Asked Questions
Who owns MAC prefix D41090?
D41090 is registered to iNFORM Systems AG 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. iNFORM Systems AG's block covers 16,777,216 addresses.
What devices use D41090?
Any network device with a MAC address starting D4:10:90 was manufactured by or for iNFORM Systems AG.