MAC prefix 74:F8:DB:2
Shenzhen Ruishi Information Technology Co.,Ltd.
| Vendor | Shenzhen Ruishi Information Technology Co.,Ltd. |
|---|---|
| Short name | RuishiInform |
| Prefix | 74:F8:DB:2/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 74:F8:DB:20:00:00 – 74:F8:DB:2F:FF:FF |
| Notations | 74:F8:DB:20:00:0074-F8-DB-20-00-0074f8.db20.000074F8DB200000 |
Frequently asked questions
Which vendor does MAC address 74:F8:DB:2 belong to?
MAC addresses starting with 74:F8:DB:2 are assigned to Shenzhen Ruishi Information Technology Co.,Ltd. according to the IEEE registry (prefix length 28 bits).
How many addresses does block 74:F8:DB:2 contain?
The block contains 1,048,576 addresses from 74:F8:DB:20:00:00 to 74:F8:DB:2F:FF:FF.
Is 74:F8:DB:2 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.