MAC prefix 88:3F:99
| Vendor | Siemens AG |
|---|---|
| Short name | Siemens |
| Prefix | 88:3F:99/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 88:3F:99:00:00:00 – 88:3F:99:FF:FF:FF |
| Notations | 88:3F:99:00:00:0088-3F-99-00-00-00883f.9900.0000883F99000000 |
Frequently asked questions
Which vendor does MAC address 88:3F:99 belong to?
MAC addresses starting with 88:3F:99 are assigned to Siemens AG according to the IEEE registry (prefix length 24 bits).
How many addresses does block 88:3F:99 contain?
The block contains 16,777,216 addresses from 88:3F:99:00:00:00 to 88:3F:99:FF:FF:FF.
Is 88:3F:99 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 Siemens AG have?
Siemens AG holds 24 registered prefixes in total – the full list is on the vendor page.