MAC prefix D4:25:CC:C
| Vendor | POSNET Polska S.A. |
|---|---|
| Short name | POSNETPolska |
| Prefix | D4:25:CC:C/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | D4:25:CC:C0:00:00 – D4:25:CC:CF:FF:FF |
| Notations | D4:25:CC:C0:00:00D4-25-CC-C0-00-00d425.ccc0.0000D425CCC00000 |
Frequently asked questions
Which vendor does MAC address D4:25:CC:C belong to?
MAC addresses starting with D4:25:CC:C are assigned to POSNET Polska S.A. according to the IEEE registry (prefix length 28 bits).
How many addresses does block D4:25:CC:C contain?
The block contains 1,048,576 addresses from D4:25:CC:C0:00:00 to D4:25:CC:CF:FF:FF.
Is D4:25:CC:C 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 POSNET Polska S.A. have?
POSNET Polska S.A. holds 2 registered prefixes in total – the full list is on the vendor page.