What this means
The IEEE assigned the MA-L block 0CD3A1 to Monthly Kitchen. 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 0C:D3:A1, it is Monthly Kitchen hardware.
Frequently Asked Questions
Who owns MAC prefix 0CD3A1?
0CD3A1 is registered to Monthly Kitchen 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. Monthly Kitchen's block covers 16,777,216 addresses.
What devices use 0CD3A1?
Any network device with a MAC address starting 0C:D3:A1 was manufactured by or for Monthly Kitchen.