MAC prefix 38:F7:CD:6
Fast Cotton(Beijing) Limited
| Vendor | Fast Cotton(Beijing) Limited |
|---|---|
| Short name | FastCotton |
| Prefix | 38:F7:CD:6/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 38:F7:CD:60:00:00 – 38:F7:CD:6F:FF:FF |
| Notations | 38:F7:CD:60:00:0038-F7-CD-60-00-0038f7.cd60.000038F7CD600000 |
Frequently asked questions
Which vendor does MAC address 38:F7:CD:6 belong to?
MAC addresses starting with 38:F7:CD:6 are assigned to Fast Cotton(Beijing) Limited according to the IEEE registry (prefix length 28 bits).
How many addresses does block 38:F7:CD:6 contain?
The block contains 1,048,576 addresses from 38:F7:CD:60:00:00 to 38:F7:CD:6F:FF:FF.
Is 38:F7:CD:6 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.