What this means
The IEEE assigned the MA-L block E425E9 to Color-Chip. 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 E4:25:E9, it is Color-Chip hardware.
Frequently Asked Questions
Who owns MAC prefix E425E9?
E425E9 is registered to Color-Chip 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. Color-Chip's block covers 16,777,216 addresses.
What devices use E425E9?
Any network device with a MAC address starting E4:25:E9 was manufactured by or for Color-Chip.