MAC prefix 34:21:09
Jensen Scandinavia AS
| Vendor | Jensen Scandinavia AS |
|---|---|
| Short name | JensenScandi |
| Prefix | 34:21:09/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 34:21:09:00:00:00 – 34:21:09:FF:FF:FF |
| Notations | 34:21:09:00:00:0034-21-09-00-00-003421.0900.0000342109000000 |
Frequently asked questions
Which vendor does MAC address 34:21:09 belong to?
MAC addresses starting with 34:21:09 are assigned to Jensen Scandinavia AS according to the IEEE registry (prefix length 24 bits).
How many addresses does block 34:21:09 contain?
The block contains 16,777,216 addresses from 34:21:09:00:00:00 to 34:21:09:FF:FF:FF.
Is 34:21:09 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.