MAC prefix 64:21:FD
Guang zhou Xradio Technology Co., Ltd
| Vendor | Guang zhou Xradio Technology Co., Ltd |
|---|---|
| Short name | GuangzhouXra |
| Prefix | 64:21:FD/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 64:21:FD:00:00:00 – 64:21:FD:FF:FF:FF |
| Notations | 64:21:FD:00:00:0064-21-FD-00-00-006421.fd00.00006421FD000000 |
Frequently asked questions
Which vendor does MAC address 64:21:FD belong to?
MAC addresses starting with 64:21:FD are assigned to Guang zhou Xradio Technology Co., Ltd according to the IEEE registry (prefix length 24 bits).
How many addresses does block 64:21:FD contain?
The block contains 16,777,216 addresses from 64:21:FD:00:00:00 to 64:21:FD:FF:FF:FF.
Is 64:21:FD 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 Guang zhou Xradio Technology Co., Ltd have?
Guang zhou Xradio Technology Co., Ltd holds 4 registered prefixes in total – the full list is on the vendor page.