What this means
The IEEE assigned the MA-L block 000A46 to ARO WELDING TECHNOLOGIES SAS. 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 00:0A:46, it is ARO WELDING TECHNOLOGIES SAS hardware.
Frequently Asked Questions
Who owns MAC prefix 000A46?
000A46 is registered to ARO WELDING TECHNOLOGIES SAS 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. ARO WELDING TECHNOLOGIES SAS's block covers 16,777,216 addresses.
What devices use 000A46?
Any network device with a MAC address starting 00:0A:46 was manufactured by or for ARO WELDING TECHNOLOGIES SAS.