MAC prefix D0:22:12:2
RHENAC Systems GmbH
| Vendor | RHENAC Systems GmbH |
|---|---|
| Short name | RHENAC |
| Prefix | D0:22:12:2/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | D0:22:12:20:00:00 – D0:22:12:2F:FF:FF |
| Notations | D0:22:12:20:00:00D0-22-12-20-00-00d022.1220.0000D02212200000 |
Frequently asked questions
Which vendor does MAC address D0:22:12:2 belong to?
MAC addresses starting with D0:22:12:2 are assigned to RHENAC Systems GmbH according to the IEEE registry (prefix length 28 bits).
How many addresses does block D0:22:12:2 contain?
The block contains 1,048,576 addresses from D0:22:12:20:00:00 to D0:22:12:2F:FF:FF.
Is D0:22:12:2 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.