MAC prefix BC:DF:E1:4
| Vendor | Ochno AB |
|---|---|
| Short name | Ochno |
| Prefix | BC:DF:E1:4/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | BC:DF:E1:40:00:00 – BC:DF:E1:4F:FF:FF |
| Notations | BC:DF:E1:40:00:00BC-DF-E1-40-00-00bcdf.e140.0000BCDFE1400000 |
Frequently asked questions
Which vendor does MAC address BC:DF:E1:4 belong to?
MAC addresses starting with BC:DF:E1:4 are assigned to Ochno AB according to the IEEE registry (prefix length 28 bits).
How many addresses does block BC:DF:E1:4 contain?
The block contains 1,048,576 addresses from BC:DF:E1:40:00:00 to BC:DF:E1:4F:FF:FF.
Is BC:DF:E1:4 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 Ochno AB have?
Ochno AB holds 2 registered prefixes in total – the full list is on the vendor page.