What this means
The IEEE assigned the MA-L block AC1F09 to shenzhen RAKwireless technology Co.,Ltd. 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 AC:1F:09, it is shenzhen RAKwireless technology Co.,Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix AC1F09?
AC1F09 is registered to shenzhen RAKwireless technology Co.,Ltd 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. shenzhen RAKwireless technology Co.,Ltd's block covers 16,777,216 addresses.
What devices use AC1F09?
Any network device with a MAC address starting AC:1F:09 was manufactured by or for shenzhen RAKwireless technology Co.,Ltd.