MAC prefix A8:21:C8
shenzhen phoenix telecom technology Co.,Ltd.
| Vendor | shenzhen phoenix telecom technology Co.,Ltd. |
|---|---|
| Short name | phoenixtelec |
| Prefix | A8:21:C8/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | A8:21:C8:00:00:00 – A8:21:C8:FF:FF:FF |
| Notations | A8:21:C8:00:00:00A8-21-C8-00-00-00a821.c800.0000A821C8000000 |
Frequently asked questions
Which vendor does MAC address A8:21:C8 belong to?
MAC addresses starting with A8:21:C8 are assigned to shenzhen phoenix telecom technology Co.,Ltd. according to the IEEE registry (prefix length 24 bits).
How many addresses does block A8:21:C8 contain?
The block contains 16,777,216 addresses from A8:21:C8:00:00:00 to A8:21:C8:FF:FF:FF.
Is A8:21:C8 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.