MAC prefix D8:67:D9
| Vendor | Cisco Systems, Inc |
|---|---|
| Short name | Cisco |
| Prefix | D8:67:D9/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | D8:67:D9:00:00:00 – D8:67:D9:FF:FF:FF |
| Notations | D8:67:D9:00:00:00D8-67-D9-00-00-00d867.d900.0000D867D9000000 |
Frequently asked questions
Which vendor does MAC address D8:67:D9 belong to?
MAC addresses starting with D8:67:D9 are assigned to Cisco Systems, Inc according to the IEEE registry (prefix length 24 bits).
How many addresses does block D8:67:D9 contain?
The block contains 16,777,216 addresses from D8:67:D9:00:00:00 to D8:67:D9:FF:FF:FF.
Is D8:67:D9 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 Cisco Systems, Inc have?
Cisco Systems, Inc holds 1,258 registered prefixes in total – the full list is on the vendor page.