MAC prefix 04:F9:D9
Speaker Electronic(Jiashan) Co.,Ltd
| Vendor | Speaker Electronic(Jiashan) Co.,Ltd |
|---|---|
| Short name | SpeakerElect |
| Prefix | 04:F9:D9/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 04:F9:D9:00:00:00 – 04:F9:D9:FF:FF:FF |
| Notations | 04:F9:D9:00:00:0004-F9-D9-00-00-0004f9.d900.000004F9D9000000 |
Frequently asked questions
Which vendor does MAC address 04:F9:D9 belong to?
MAC addresses starting with 04:F9:D9 are assigned to Speaker Electronic(Jiashan) Co.,Ltd according to the IEEE registry (prefix length 24 bits).
How many addresses does block 04:F9:D9 contain?
The block contains 16,777,216 addresses from 04:F9:D9:00:00:00 to 04:F9:D9:FF:FF:FF.
Is 04:F9:D9 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.