What this means
The IEEE assigned the MA-L block 58D08F to IEEE 1904.1 Working Group. 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 58:D0:8F, it is IEEE 1904.1 Working Group hardware.
Frequently Asked Questions
Who owns MAC prefix 58D08F?
58D08F is registered to IEEE 1904.1 Working Group 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. IEEE 1904.1 Working Group's block covers 16,777,216 addresses.
What devices use 58D08F?
Any network device with a MAC address starting 58:D0:8F was manufactured by or for IEEE 1904.1 Working Group.