MAC prefix 74:F8:DB:5
| Vendor | Provision-ISR |
|---|---|
| Short name | ProvisionISR |
| Prefix | 74:F8:DB:5/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 74:F8:DB:50:00:00 – 74:F8:DB:5F:FF:FF |
| Notations | 74:F8:DB:50:00:0074-F8-DB-50-00-0074f8.db50.000074F8DB500000 |
Frequently asked questions
Which vendor does MAC address 74:F8:DB:5 belong to?
MAC addresses starting with 74:F8:DB:5 are assigned to Provision-ISR according to the IEEE registry (prefix length 28 bits).
How many addresses does block 74:F8:DB:5 contain?
The block contains 1,048,576 addresses from 74:F8:DB:50:00:00 to 74:F8:DB:5F:FF:FF.
Is 74:F8:DB:5 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.
Which other MAC prefixes does Provision-ISR have?
Provision-ISR holds 3 registered prefixes in total – the full list is on the vendor page.