What this means
The IEEE assigned the MA-L block D41B81 to CHONGQING FUGUI ELECTRONICS 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 D4:1B:81, it is CHONGQING FUGUI ELECTRONICS CO.,LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix D41B81?
D41B81 is registered to CHONGQING FUGUI ELECTRONICS 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. CHONGQING FUGUI ELECTRONICS CO.,LTD.'s block covers 16,777,216 addresses.
What devices use D41B81?
Any network device with a MAC address starting D4:1B:81 was manufactured by or for CHONGQING FUGUI ELECTRONICS CO.,LTD..