What this means
The IEEE assigned the MA-L block 28D436 to Jiangsu dewosi electric 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 28:D4:36, it is Jiangsu dewosi electric co., LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 28D436?
28D436 is registered to Jiangsu dewosi electric 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. Jiangsu dewosi electric co., LTD's block covers 16,777,216 addresses.
What devices use 28D436?
Any network device with a MAC address starting 28:D4:36 was manufactured by or for Jiangsu dewosi electric co., LTD.