MAC prefix AC:1D:DF:4
| Vendor | Motec Pty Ltd |
|---|---|
| Short name | Motec |
| Prefix | AC:1D:DF:4/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | AC:1D:DF:40:00:00 – AC:1D:DF:4F:FF:FF |
| Notations | AC:1D:DF:40:00:00AC-1D-DF-40-00-00ac1d.df40.0000AC1DDF400000 |
Frequently asked questions
Which vendor does MAC address AC:1D:DF:4 belong to?
MAC addresses starting with AC:1D:DF:4 are assigned to Motec Pty Ltd according to the IEEE registry (prefix length 28 bits).
How many addresses does block AC:1D:DF:4 contain?
The block contains 1,048,576 addresses from AC:1D:DF:40:00:00 to AC:1D:DF:4F:FF:FF.
Is AC:1D:DF:4 a unicast or multicast address?
The least significant bit of the first byte is 0 – it is a unicast address. The U/L bit is 0, so the address is globally unique (universally administered).
How do I find the MAC address of my device?
On Linux use ip link, on Windows getmac /v or ipconfig /all, on macOS ifconfig. Note: phones and recent operating systems often use random, locally administered addresses on Wi-Fi.
Which other MAC prefixes does Motec Pty Ltd have?
Motec Pty Ltd holds 10 registered prefixes in total – the full list is on the vendor page.