MAC prefix 94:7F:1D
Shenzhen Fastrain Technology Co., Ltd.
| Vendor | Shenzhen Fastrain Technology Co., Ltd. |
|---|---|
| Short name | FastrainTech |
| Prefix | 94:7F:1D/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 94:7F:1D:00:00:00 – 94:7F:1D:FF:FF:FF |
| Notations | 94:7F:1D:00:00:0094-7F-1D-00-00-00947f.1d00.0000947F1D000000 |
Frequently asked questions
Which vendor does MAC address 94:7F:1D belong to?
MAC addresses starting with 94:7F:1D are assigned to Shenzhen Fastrain Technology Co., Ltd. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 94:7F:1D contain?
The block contains 16,777,216 addresses from 94:7F:1D:00:00:00 to 94:7F:1D:FF:FF:FF.
Is 94:7F:1D 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.