What this means
The IEEE assigned the MA-L block ACBB61 to YSTen 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:BB:61, it is YSTen Technology Co.,Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix ACBB61?
ACBB61 is registered to YSTen 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. YSTen Technology Co.,Ltd's block covers 16,777,216 addresses.
What devices use ACBB61?
Any network device with a MAC address starting AC:BB:61 was manufactured by or for YSTen Technology Co.,Ltd.