What this means
The IEEE assigned the MA-L block 000C61 to AC Tech corporation DBA Advanced Digital. 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 00:0C:61, it is AC Tech corporation DBA Advanced Digital hardware.
Frequently Asked Questions
Who owns MAC prefix 000C61?
000C61 is registered to AC Tech corporation DBA Advanced Digital 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. AC Tech corporation DBA Advanced Digital's block covers 16,777,216 addresses.
What devices use 000C61?
Any network device with a MAC address starting 00:0C:61 was manufactured by or for AC Tech corporation DBA Advanced Digital.