What this means
The IEEE assigned the MA-L block D49B74 to Kinetic Technologies. 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 D4:9B:74, it is Kinetic Technologies hardware.
Frequently Asked Questions
Who owns MAC prefix D49B74?
D49B74 is registered to Kinetic Technologies 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. Kinetic Technologies's block covers 16,777,216 addresses.
What devices use D49B74?
Any network device with a MAC address starting D4:9B:74 was manufactured by or for Kinetic Technologies.