What this means
The IEEE assigned the MA-L block 000CF9 to Xylem Water Solutions. 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 00:0C:F9, it is Xylem Water Solutions hardware.
Frequently Asked Questions
Who owns MAC prefix 000CF9?
000CF9 is registered to Xylem Water Solutions 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. Xylem Water Solutions's block covers 16,777,216 addresses.
What devices use 000CF9?
Any network device with a MAC address starting 00:0C:F9 was manufactured by or for Xylem Water Solutions.