What this means
The IEEE assigned the MA-L block D860B3 to Guangdong Global Electronic 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 D8:60:B3, it is Guangdong Global Electronic Technology CO.，LTD hardware.
Frequently Asked Questions
Who owns MAC prefix D860B3?
D860B3 is registered to Guangdong Global Electronic 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. Guangdong Global Electronic Technology CO.，LTD's block covers 16,777,216 addresses.
What devices use D860B3?
Any network device with a MAC address starting D8:60:B3 was manufactured by or for Guangdong Global Electronic Technology CO.，LTD.