MAC prefix 74:45:CE
| Vendor | Cresyn |
|---|---|
| Prefix | 74:45:CE/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 74:45:CE:00:00:00 – 74:45:CE:FF:FF:FF |
| Notations | 74:45:CE:00:00:0074-45-CE-00-00-007445.ce00.00007445CE000000 |
Frequently asked questions
Which vendor does MAC address 74:45:CE belong to?
MAC addresses starting with 74:45:CE are assigned to Cresyn according to the IEEE registry (prefix length 24 bits).
How many addresses does block 74:45:CE contain?
The block contains 16,777,216 addresses from 74:45:CE:00:00:00 to 74:45:CE:FF:FF:FF.
Is 74:45:CE 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 Cresyn have?
Cresyn holds 6 registered prefixes in total – the full list is on the vendor page.