What this means
The IEEE assigned the MA-L block 00A09A to NIHON KOHDEN AMERICA. 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:A0:9A, it is NIHON KOHDEN AMERICA hardware.
Frequently Asked Questions
Who owns MAC prefix 00A09A?
00A09A is registered to NIHON KOHDEN AMERICA 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. NIHON KOHDEN AMERICA's block covers 16,777,216 addresses.
What devices use 00A09A?
Any network device with a MAC address starting 00:A0:9A was manufactured by or for NIHON KOHDEN AMERICA.