MAC prefix 28:F5:37:3
| Vendor | Primetech Engineering Corp. |
|---|---|
| Short name | PrimetechEng |
| Prefix | 28:F5:37:3/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 28:F5:37:30:00:00 – 28:F5:37:3F:FF:FF |
| Notations | 28:F5:37:30:00:0028-F5-37-30-00-0028f5.3730.000028F537300000 |
Frequently asked questions
Which vendor does MAC address 28:F5:37:3 belong to?
MAC addresses starting with 28:F5:37:3 are assigned to Primetech Engineering Corp. according to the IEEE registry (prefix length 28 bits).
How many addresses does block 28:F5:37:3 contain?
The block contains 1,048,576 addresses from 28:F5:37:30:00:00 to 28:F5:37:3F:FF:FF.
Is 28:F5:37:3 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 Primetech Engineering Corp. have?
Primetech Engineering Corp. holds 2 registered prefixes in total – the full list is on the vendor page.