What this means
The IEEE assigned the MA-L block 280C2D to QUALVISION 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 28:0C:2D, it is QUALVISION TECHNOLOGY CO.,LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 280C2D?
280C2D is registered to QUALVISION 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. QUALVISION TECHNOLOGY CO.,LTD's block covers 16,777,216 addresses.
What devices use 280C2D?
Any network device with a MAC address starting 28:0C:2D was manufactured by or for QUALVISION TECHNOLOGY CO.,LTD.