MAC prefix C0:9B:F4:9

Alcatraz AI Inc.

VendorAlcatraz AI Inc.
Short nameAlcatrazAI
PrefixC0:9B:F4:9/28
Block typeMA-M (/28, 1,048,576 addresses)
Address rangeC0:9B:F4:90:00:00 – C0:9B:F4:9F:FF:FF
NotationsC0:9B:F4:90:00:00
C0-9B-F4-90-00-00
c09b.f490.0000
C09BF4900000

Frequently asked questions

Which vendor does MAC address C0:9B:F4:9 belong to?

MAC addresses starting with C0:9B:F4:9 are assigned to Alcatraz AI Inc. according to the IEEE registry (prefix length 28 bits).

How many addresses does block C0:9B:F4:9 contain?

The block contains 1,048,576 addresses from C0:9B:F4:90:00:00 to C0:9B:F4:9F:FF:FF.

Is C0:9B:F4:9 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.

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