MAC prefix 10:05:CA

Cisco Systems, Inc

VendorCisco Systems, Inc
Short nameCisco
Prefix10:05:CA/24
Block typeMA-L (/24, 16,777,216 addresses)
Address range10:05:CA:00:00:00 – 10:05:CA:FF:FF:FF
Notations10:05:CA:00:00:00
10-05-CA-00-00-00
1005.ca00.0000
1005CA000000

Frequently asked questions

Which vendor does MAC address 10:05:CA belong to?

MAC addresses starting with 10:05:CA are assigned to Cisco Systems, Inc according to the IEEE registry (prefix length 24 bits).

How many addresses does block 10:05:CA contain?

The block contains 16,777,216 addresses from 10:05:CA:00:00:00 to 10:05:CA:FF:FF:FF.

Is 10:05:CA 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.

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