MAC prefix A8:5E:E4

12Sided Technology, LLC

Vendor12Sided Technology, LLC
Short name12SidedTechn
PrefixA8:5E:E4/24
Block typeMA-L (/24, 16,777,216 addresses)
Address rangeA8:5E:E4:00:00:00 – A8:5E:E4:FF:FF:FF
NotationsA8:5E:E4:00:00:00
A8-5E-E4-00-00-00
a85e.e400.0000
A85EE4000000

Frequently asked questions

Which vendor does MAC address A8:5E:E4 belong to?

MAC addresses starting with A8:5E:E4 are assigned to 12Sided Technology, LLC according to the IEEE registry (prefix length 24 bits).

How many addresses does block A8:5E:E4 contain?

The block contains 16,777,216 addresses from A8:5E:E4:00:00:00 to A8:5E:E4:FF:FF:FF.

Is A8:5E:E4 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.

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