What this means
The IEEE assigned the MA-M block 34E1D13 to Rinco Ultrasonics AG. 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 34:E1:D1:3, it is Rinco Ultrasonics AG hardware.
Frequently Asked Questions
Who owns MAC prefix 34E1D13?
34E1D13 is registered to Rinco Ultrasonics AG 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. Rinco Ultrasonics AG's block covers 1,048,576 addresses.
What devices use 34E1D13?
Any network device with a MAC address starting 34:E1:D1:3 was manufactured by or for Rinco Ultrasonics AG.