What this means
The IEEE assigned the MA-L block DC9C52 to Sapphire Technology Limited.. 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 DC:9C:52, it is Sapphire Technology Limited. hardware.
Frequently Asked Questions
Who owns MAC prefix DC9C52?
DC9C52 is registered to Sapphire Technology Limited. 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. Sapphire Technology Limited.'s block covers 16,777,216 addresses.
What devices use DC9C52?
Any network device with a MAC address starting DC:9C:52 was manufactured by or for Sapphire Technology Limited..