What this means
The IEEE assigned the MA-L block EC9ECD to Artesyn Embedded Technologies. 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 EC:9E:CD, it is Artesyn Embedded Technologies hardware.
Frequently Asked Questions
Who owns MAC prefix EC9ECD?
EC9ECD is registered to Artesyn Embedded Technologies 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. Artesyn Embedded Technologies's block covers 16,777,216 addresses.
What devices use EC9ECD?
Any network device with a MAC address starting EC:9E:CD was manufactured by or for Artesyn Embedded Technologies.