What this means
The IEEE assigned the MA-L block 00129A to IRT Electronics Pty 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 00:12:9A, it is IRT Electronics Pty Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 00129A?
00129A is registered to IRT Electronics Pty 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. IRT Electronics Pty Ltd's block covers 16,777,216 addresses.
What devices use 00129A?
Any network device with a MAC address starting 00:12:9A was manufactured by or for IRT Electronics Pty Ltd.