What this means
The IEEE assigned the MA-L block D4ADFC to Shenzhen Intellirocks Tech. 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:AD:FC, it is Shenzhen Intellirocks Tech. Co. Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix D4ADFC?
D4ADFC is registered to Shenzhen Intellirocks Tech. 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 Intellirocks Tech. Co. Ltd.'s block covers 16,777,216 addresses.
What devices use D4ADFC?
Any network device with a MAC address starting D4:AD:FC was manufactured by or for Shenzhen Intellirocks Tech. Co. Ltd..