What this means
The IEEE assigned the MA-L block 9CA577 to Osorno Enterprises Inc.. 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 9C:A5:77, it is Osorno Enterprises Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 9CA577?
9CA577 is registered to Osorno Enterprises Inc. 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. Osorno Enterprises Inc.'s block covers 16,777,216 addresses.
What devices use 9CA577?
Any network device with a MAC address starting 9C:A5:77 was manufactured by or for Osorno Enterprises Inc..