What this means
The IEEE assigned the MA-L block EC1AC3 to Ugreen Group Limited. 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:1A:C3, it is Ugreen Group Limited hardware.
Frequently Asked Questions
Who owns MAC prefix EC1AC3?
EC1AC3 is registered to Ugreen Group Limited 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. Ugreen Group Limited's block covers 16,777,216 addresses.
What devices use EC1AC3?
Any network device with a MAC address starting EC:1A:C3 was manufactured by or for Ugreen Group Limited.