What this means

The IEEE assigned the MA-L block C430CA to SD Biosensor. 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 C4:30:CA, it is SD Biosensor hardware.

Frequently Asked Questions

Who owns MAC prefix C430CA?

C430CA is registered to SD Biosensor 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. SD Biosensor's block covers 16,777,216 addresses.

What devices use C430CA?

Any network device with a MAC address starting C4:30:CA was manufactured by or for SD Biosensor.