What this means
The IEEE assigned the MA-S block 70B3D5834 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 70:B3:D5:83:4, it is NCE Network Consulting Engineering srl hardware.
Frequently Asked Questions
Who owns MAC prefix 70B3D5834?
70B3D5834 is registered to NCE Network Consulting Engineering srl in the IEEE MA-S registry.
What does the MA-S registry type mean?
An MA-S assignment, formerly called OUI-36, covers 36 bits, giving the vendor 4,096 device addresses, the smallest block the IEEE issues. NCE Network Consulting Engineering srl's block covers 4,096 addresses.
What devices use 70B3D5834?
Any network device with a MAC address starting 70:B3:D5:83:4 was manufactured by or for NCE Network Consulting Engineering srl.