MAC prefix 78:1F:11
RAB Lighting
| Vendor | RAB Lighting |
|---|---|
| Short name | RABLighting |
| Prefix | 78:1F:11/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 78:1F:11:00:00:00 – 78:1F:11:FF:FF:FF |
| Notations | 78:1F:11:00:00:0078-1F-11-00-00-00781f.1100.0000781F11000000 |
Frequently asked questions
Which vendor does MAC address 78:1F:11 belong to?
MAC addresses starting with 78:1F:11 are assigned to RAB Lighting according to the IEEE registry (prefix length 24 bits).
How many addresses does block 78:1F:11 contain?
The block contains 16,777,216 addresses from 78:1F:11:00:00:00 to 78:1F:11:FF:FF:FF.
Is 78:1F:11 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.