MAC prefix 14:CB:65

Microsoft Corporation

VendorMicrosoft Corporation
Short nameMicrosoft
Prefix14:CB:65/24
Block typeMA-L (/24, 16,777,216 addresses)
Address range14:CB:65:00:00:00 – 14:CB:65:FF:FF:FF
Notations14:CB:65:00:00:00
14-CB-65-00-00-00
14cb.6500.0000
14CB65000000

Frequently asked questions

Which vendor does MAC address 14:CB:65 belong to?

MAC addresses starting with 14:CB:65 are assigned to Microsoft Corporation according to the IEEE registry (prefix length 24 bits).

How many addresses does block 14:CB:65 contain?

The block contains 16,777,216 addresses from 14:CB:65:00:00:00 to 14:CB:65:FF:FF:FF.

Is 14:CB:65 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 Microsoft Corporation have?

Microsoft Corporation holds 120 registered prefixes in total – the full list is on the vendor page.

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