MAC prefix 48:21:B8

Guangzhou V-Solution Telecommunication Technology Co.,Ltd.

VendorGuangzhou V-Solution Telecommunication Technology Co.,Ltd.
Short nameGuangzhouVSo
Prefix48:21:B8/24
Block typeMA-L (/24, 16,777,216 addresses)
Address range48:21:B8:00:00:00 – 48:21:B8:FF:FF:FF
Notations48:21:B8:00:00:00
48-21-B8-00-00-00
4821.b800.0000
4821B8000000

Frequently asked questions

Which vendor does MAC address 48:21:B8 belong to?

MAC addresses starting with 48:21:B8 are assigned to Guangzhou V-Solution Telecommunication Technology Co.,Ltd. according to the IEEE registry (prefix length 24 bits).

How many addresses does block 48:21:B8 contain?

The block contains 16,777,216 addresses from 48:21:B8:00:00:00 to 48:21:B8:FF:FF:FF.

Is 48:21:B8 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 Guangzhou V-Solution Telecommunication Technology Co.,Ltd. have?

Guangzhou V-Solution Telecommunication Technology Co.,Ltd. holds 7 registered prefixes in total – the full list is on the vendor page.

Nearby entries