MAC prefix 1C:A0:D3:9

Cirque Audio Technology Co., Ltd

VendorCirque Audio Technology Co., Ltd
Short nameCirqueAudioT
Prefix1C:A0:D3:9/28
Block typeMA-M (/28, 1,048,576 addresses)
Address range1C:A0:D3:90:00:00 – 1C:A0:D3:9F:FF:FF
Notations1C:A0:D3:90:00:00
1C-A0-D3-90-00-00
1ca0.d390.0000
1CA0D3900000

Frequently asked questions

Which vendor does MAC address 1C:A0:D3:9 belong to?

MAC addresses starting with 1C:A0:D3:9 are assigned to Cirque Audio Technology Co., Ltd according to the IEEE registry (prefix length 28 bits).

How many addresses does block 1C:A0:D3:9 contain?

The block contains 1,048,576 addresses from 1C:A0:D3:90:00:00 to 1C:A0:D3:9F:FF:FF.

Is 1C:A0:D3:9 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 Cirque Audio Technology Co., Ltd have?

Cirque Audio Technology Co., Ltd holds 2 registered prefixes in total – the full list is on the vendor page.

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