MAC prefix 90:DB:77
| Vendor | Arista Networks |
|---|---|
| Short name | AristaNetwor |
| Prefix | 90:DB:77/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 90:DB:77:00:00:00 – 90:DB:77:FF:FF:FF |
| Notations | 90:DB:77:00:00:0090-DB-77-00-00-0090db.7700.000090DB77000000 |
Frequently asked questions
Which vendor does MAC address 90:DB:77 belong to?
MAC addresses starting with 90:DB:77 are assigned to Arista Networks according to the IEEE registry (prefix length 24 bits).
How many addresses does block 90:DB:77 contain?
The block contains 16,777,216 addresses from 90:DB:77:00:00:00 to 90:DB:77:FF:FF:FF.
Is 90:DB:77 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 Arista Networks have?
Arista Networks holds 54 registered prefixes in total – the full list is on the vendor page.