MAC prefix A8:40:21
| Vendor | zte corporation |
|---|---|
| Short name | zte |
| Prefix | A8:40:21/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | A8:40:21:00:00:00 – A8:40:21:FF:FF:FF |
| Notations | A8:40:21:00:00:00A8-40-21-00-00-00a840.2100.0000A84021000000 |
Frequently asked questions
Which vendor does MAC address A8:40:21 belong to?
MAC addresses starting with A8:40:21 are assigned to zte corporation according to the IEEE registry (prefix length 24 bits).
How many addresses does block A8:40:21 contain?
The block contains 16,777,216 addresses from A8:40:21:00:00:00 to A8:40:21:FF:FF:FF.
Is A8:40:21 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 zte corporation have?
zte corporation holds 505 registered prefixes in total – the full list is on the vendor page.