MAC prefix AC:64:DD:B
| Vendor | Groupe Citypassenger Inc |
|---|---|
| Short name | GroupeCitypa |
| Prefix | AC:64:DD:B/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | AC:64:DD:B0:00:00 – AC:64:DD:BF:FF:FF |
| Notations | AC:64:DD:B0:00:00AC-64-DD-B0-00-00ac64.ddb0.0000AC64DDB00000 |
Frequently asked questions
Which vendor does MAC address AC:64:DD:B belong to?
MAC addresses starting with AC:64:DD:B are assigned to Groupe Citypassenger Inc according to the IEEE registry (prefix length 28 bits).
How many addresses does block AC:64:DD:B contain?
The block contains 1,048,576 addresses from AC:64:DD:B0:00:00 to AC:64:DD:BF:FF:FF.
Is AC:64:DD:B 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 Groupe Citypassenger Inc have?
Groupe Citypassenger Inc holds 2 registered prefixes in total – the full list is on the vendor page.