What this means
The IEEE assigned the MA-L block 9CF67D to Ricardo Prague, s.r.o.. 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:F6:7D, it is Ricardo Prague, s.r.o. hardware.
Frequently Asked Questions
Who owns MAC prefix 9CF67D?
9CF67D is registered to Ricardo Prague, s.r.o. 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. Ricardo Prague, s.r.o.'s block covers 16,777,216 addresses.
What devices use 9CF67D?
Any network device with a MAC address starting 9C:F6:7D was manufactured by or for Ricardo Prague, s.r.o..