MAC prefix 34:D7:B4

Tributary Systems, Inc.

VendorTributary Systems, Inc.
Short nameTributary
Prefix34:D7:B4/24
Block typeMA-L (/24, 16,777,216 addresses)
Address range34:D7:B4:00:00:00 – 34:D7:B4:FF:FF:FF
Notations34:D7:B4:00:00:00
34-D7-B4-00-00-00
34d7.b400.0000
34D7B4000000

Frequently asked questions

Which vendor does MAC address 34:D7:B4 belong to?

MAC addresses starting with 34:D7:B4 are assigned to Tributary Systems, Inc. according to the IEEE registry (prefix length 24 bits).

How many addresses does block 34:D7:B4 contain?

The block contains 16,777,216 addresses from 34:D7:B4:00:00:00 to 34:D7:B4:FF:FF:FF.

Is 34:D7:B4 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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