MAC prefix 4C:D4:B1

NXP Semiconductor (Tianjin) LTD.

VendorNXP Semiconductor (Tianjin) LTD.
Short nameNXPSemicondu
Prefix4C:D4:B1/24
Block typeMA-L (/24, 16,777,216 addresses)
Address range4C:D4:B1:00:00:00 – 4C:D4:B1:FF:FF:FF
Notations4C:D4:B1:00:00:00
4C-D4-B1-00-00-00
4cd4.b100.0000
4CD4B1000000

Frequently asked questions

Which vendor does MAC address 4C:D4:B1 belong to?

MAC addresses starting with 4C:D4:B1 are assigned to NXP Semiconductor (Tianjin) LTD. according to the IEEE registry (prefix length 24 bits).

How many addresses does block 4C:D4:B1 contain?

The block contains 16,777,216 addresses from 4C:D4:B1:00:00:00 to 4C:D4:B1:FF:FF:FF.

Is 4C:D4:B1 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 NXP Semiconductor (Tianjin) LTD. have?

NXP Semiconductor (Tianjin) LTD. holds 23 registered prefixes in total – the full list is on the vendor page.

Nearby entries