What this means
The IEEE assigned the MA-L block A044F3 to RafaelMicro. 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 A0:44:F3, it is RafaelMicro hardware.
Frequently Asked Questions
Who owns MAC prefix A044F3?
A044F3 is registered to RafaelMicro 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. RafaelMicro's block covers 16,777,216 addresses.
What devices use A044F3?
Any network device with a MAC address starting A0:44:F3 was manufactured by or for RafaelMicro.