MAC prefix 00:0F:05
3B System Inc.
| Vendor | 3B System Inc. |
|---|---|
| Short name | 3BSystem |
| Prefix | 00:0F:05/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 00:0F:05:00:00:00 – 00:0F:05:FF:FF:FF |
| Notations | 00:0F:05:00:00:0000-0F-05-00-00-00000f.0500.0000000F05000000 |
Frequently asked questions
Which vendor does MAC address 00:0F:05 belong to?
MAC addresses starting with 00:0F:05 are assigned to 3B System Inc. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 00:0F:05 contain?
The block contains 16,777,216 addresses from 00:0F:05:00:00:00 to 00:0F:05:FF:FF:FF.
Is 00:0F:05 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.