What this means
The IEEE assigned the MA-L block DCCD66 to NXP Semiconductor (Tianjin) LTD.. 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:CD:66, it is NXP Semiconductor (Tianjin) LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix DCCD66?
DCCD66 is registered to NXP Semiconductor (Tianjin) LTD. 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. NXP Semiconductor (Tianjin) LTD.'s block covers 16,777,216 addresses.
What devices use DCCD66?
Any network device with a MAC address starting DC:CD:66 was manufactured by or for NXP Semiconductor (Tianjin) LTD..