MAC prefix 04:A1:6F:1

iENSO Inc.

VendoriENSO Inc.
Short nameiENSO
Prefix04:A1:6F:1/28
Block typeMA-M (/28, 1,048,576 addresses)
Address range04:A1:6F:10:00:00 – 04:A1:6F:1F:FF:FF
Notations04:A1:6F:10:00:00
04-A1-6F-10-00-00
04a1.6f10.0000
04A16F100000

Frequently asked questions

Which vendor does MAC address 04:A1:6F:1 belong to?

MAC addresses starting with 04:A1:6F:1 are assigned to iENSO Inc. according to the IEEE registry (prefix length 28 bits).

How many addresses does block 04:A1:6F:1 contain?

The block contains 1,048,576 addresses from 04:A1:6F:10:00:00 to 04:A1:6F:1F:FF:FF.

Is 04:A1:6F:1 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 iENSO Inc. have?

iENSO Inc. holds 2 registered prefixes in total – the full list is on the vendor page.

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