MAC prefix 00:0A:A3

Shimafuji Electric Co.,Ltd.

VendorShimafuji Electric Co.,Ltd.
Short nameShimafujiEle
Prefix00:0A:A3/24
Block typeMA-L (/24, 16,777,216 addresses)
Address range00:0A:A3:00:00:00 – 00:0A:A3:FF:FF:FF
Notations00:0A:A3:00:00:00
00-0A-A3-00-00-00
000a.a300.0000
000AA3000000

Frequently asked questions

Which vendor does MAC address 00:0A:A3 belong to?

MAC addresses starting with 00:0A:A3 are assigned to Shimafuji Electric Co.,Ltd. according to the IEEE registry (prefix length 24 bits).

How many addresses does block 00:0A:A3 contain?

The block contains 16,777,216 addresses from 00:0A:A3:00:00:00 to 00:0A:A3:FF:FF:FF.

Is 00:0A:A3 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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