What this means
The IEEE assigned the MA-L block 000023 to ABB INDUSTRIAL SYSTEMS AB. 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 00:00:23, it is ABB INDUSTRIAL SYSTEMS AB hardware.
Frequently Asked Questions
Who owns MAC prefix 000023?
000023 is registered to ABB INDUSTRIAL SYSTEMS AB 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. ABB INDUSTRIAL SYSTEMS AB's block covers 16,777,216 addresses.
What devices use 000023?
Any network device with a MAC address starting 00:00:23 was manufactured by or for ABB INDUSTRIAL SYSTEMS AB.