MAC prefix 58:20:8A:4
Tring
| Vendor | Tring |
|---|---|
| Prefix | 58:20:8A:4/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 58:20:8A:40:00:00 – 58:20:8A:4F:FF:FF |
| Notations | 58:20:8A:40:00:0058-20-8A-40-00-005820.8a40.000058208A400000 |
Frequently asked questions
Which vendor does MAC address 58:20:8A:4 belong to?
MAC addresses starting with 58:20:8A:4 are assigned to Tring according to the IEEE registry (prefix length 28 bits).
How many addresses does block 58:20:8A:4 contain?
The block contains 1,048,576 addresses from 58:20:8A:40:00:00 to 58:20:8A:4F:FF:FF.
Is 58:20:8A:4 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.