What this means
The IEEE assigned the MA-L block D46663 to Shenzhen Detran Technology Co.,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 D4:66:63, it is Shenzhen Detran Technology Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix D46663?
D46663 is registered to Shenzhen Detran Technology Co.,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. Shenzhen Detran Technology Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use D46663?
Any network device with a MAC address starting D4:66:63 was manufactured by or for Shenzhen Detran Technology Co.,Ltd..