MAC prefix F4:90:CB:1
| Vendor | Delem Bv |
|---|---|
| Short name | Delem |
| Prefix | F4:90:CB:1/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | F4:90:CB:10:00:00 – F4:90:CB:1F:FF:FF |
| Notations | F4:90:CB:10:00:00F4-90-CB-10-00-00f490.cb10.0000F490CB100000 |
Frequently asked questions
Which vendor does MAC address F4:90:CB:1 belong to?
MAC addresses starting with F4:90:CB:1 are assigned to Delem Bv according to the IEEE registry (prefix length 28 bits).
How many addresses does block F4:90:CB:1 contain?
The block contains 1,048,576 addresses from F4:90:CB:10:00:00 to F4:90:CB:1F:FF:FF.
Is F4:90:CB:1 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 Delem Bv have?
Delem Bv holds 2 registered prefixes in total – the full list is on the vendor page.