What this means
The IEEE assigned the MA-L block 000F91 to Aerotelecom Co.,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 00:0F:91, it is Aerotelecom Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 000F91?
000F91 is registered to Aerotelecom Co.,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. Aerotelecom Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use 000F91?
Any network device with a MAC address starting 00:0F:91 was manufactured by or for Aerotelecom Co.,Ltd..