What this means
The IEEE assigned the MA-L block ACE97F to IoT Tech Limited. 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:E9:7F, it is IoT Tech Limited hardware.
Frequently Asked Questions
Who owns MAC prefix ACE97F?
ACE97F is registered to IoT Tech Limited 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. IoT Tech Limited's block covers 16,777,216 addresses.
What devices use ACE97F?
Any network device with a MAC address starting AC:E9:7F was manufactured by or for IoT Tech Limited.