What this means
The IEEE assigned the MA-M block DC76C3B to NCE Network Consulting Engineering srl. 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 DC:76:C3:B, it is NCE Network Consulting Engineering srl hardware.
Frequently Asked Questions
Who owns MAC prefix DC76C3B?
DC76C3B is registered to NCE Network Consulting Engineering srl in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. NCE Network Consulting Engineering srl's block covers 1,048,576 addresses.
What devices use DC76C3B?
Any network device with a MAC address starting DC:76:C3:B was manufactured by or for NCE Network Consulting Engineering srl.