MAC prefix EC:91:61

Cloud Network Technology Singapore Pte. Ltd.

VendorCloud Network Technology Singapore Pte. Ltd.
Short nameCloudNetwork
PrefixEC:91:61/24
Block typeMA-L (/24, 16,777,216 addresses)
Address rangeEC:91:61:00:00:00 – EC:91:61:FF:FF:FF
NotationsEC:91:61:00:00:00
EC-91-61-00-00-00
ec91.6100.0000
EC9161000000

Frequently asked questions

Which vendor does MAC address EC:91:61 belong to?

MAC addresses starting with EC:91:61 are assigned to Cloud Network Technology Singapore Pte. Ltd. according to the IEEE registry (prefix length 24 bits).

How many addresses does block EC:91:61 contain?

The block contains 16,777,216 addresses from EC:91:61:00:00:00 to EC:91:61:FF:FF:FF.

Is EC:91:61 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 Cloud Network Technology Singapore Pte. Ltd. have?

Cloud Network Technology Singapore Pte. Ltd. holds 61 registered prefixes in total – the full list is on the vendor page.

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