What this means
The IEEE assigned the MA-L block 3876D1 to Euronda SpA. 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 38:76:D1, it is Euronda SpA hardware.
Frequently Asked Questions
Who owns MAC prefix 3876D1?
3876D1 is registered to Euronda SpA 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. Euronda SpA's block covers 16,777,216 addresses.
What devices use 3876D1?
Any network device with a MAC address starting 38:76:D1 was manufactured by or for Euronda SpA.