MAC prefix 44:B4:A0

Mellanox Technologies, Inc.

VendorMellanox Technologies, Inc.
Short nameMellanoxTech
Prefix44:B4:A0/24
Block typeMA-L (/24, 16,777,216 addresses)
Address range44:B4:A0:00:00:00 – 44:B4:A0:FF:FF:FF
Notations44:B4:A0:00:00:00
44-B4-A0-00-00-00
44b4.a000.0000
44B4A0000000

Frequently asked questions

Which vendor does MAC address 44:B4:A0 belong to?

MAC addresses starting with 44:B4:A0 are assigned to Mellanox Technologies, Inc. according to the IEEE registry (prefix length 24 bits).

How many addresses does block 44:B4:A0 contain?

The block contains 16,777,216 addresses from 44:B4:A0:00:00:00 to 44:B4:A0:FF:FF:FF.

Is 44:B4:A0 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 Mellanox Technologies, Inc. have?

Mellanox Technologies, Inc. holds 83 registered prefixes in total – the full list is on the vendor page.

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