MAC prefix 54:EF:5B
Science Corporation
| Vendor | Science Corporation |
|---|---|
| Short name | Science |
| Prefix | 54:EF:5B/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 54:EF:5B:00:00:00 – 54:EF:5B:FF:FF:FF |
| Notations | 54:EF:5B:00:00:0054-EF-5B-00-00-0054ef.5b00.000054EF5B000000 |
Frequently asked questions
Which vendor does MAC address 54:EF:5B belong to?
MAC addresses starting with 54:EF:5B are assigned to Science Corporation according to the IEEE registry (prefix length 24 bits).
How many addresses does block 54:EF:5B contain?
The block contains 16,777,216 addresses from 54:EF:5B:00:00:00 to 54:EF:5B:FF:FF:FF.
Is 54:EF:5B 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.