MAC prefix 18:C3:E4:2
Duress Pty Ltd
| Vendor | Duress Pty Ltd |
|---|---|
| Short name | Duress |
| Prefix | 18:C3:E4:2/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 18:C3:E4:20:00:00 – 18:C3:E4:2F:FF:FF |
| Notations | 18:C3:E4:20:00:0018-C3-E4-20-00-0018c3.e420.000018C3E4200000 |
Frequently asked questions
Which vendor does MAC address 18:C3:E4:2 belong to?
MAC addresses starting with 18:C3:E4:2 are assigned to Duress Pty Ltd according to the IEEE registry (prefix length 28 bits).
How many addresses does block 18:C3:E4:2 contain?
The block contains 1,048,576 addresses from 18:C3:E4:20:00:00 to 18:C3:E4:2F:FF:FF.
Is 18:C3:E4:2 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.