MAC prefix 38:5A:A8
Beijing Zhongdun Security Technology Development Co.
| Vendor | Beijing Zhongdun Security Technology Development Co. |
|---|---|
| Short name | ZhongdunSecu |
| Prefix | 38:5A:A8/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 38:5A:A8:00:00:00 – 38:5A:A8:FF:FF:FF |
| Notations | 38:5A:A8:00:00:0038-5A-A8-00-00-00385a.a800.0000385AA8000000 |
Frequently asked questions
Which vendor does MAC address 38:5A:A8 belong to?
MAC addresses starting with 38:5A:A8 are assigned to Beijing Zhongdun Security Technology Development Co. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 38:5A:A8 contain?
The block contains 16,777,216 addresses from 38:5A:A8:00:00:00 to 38:5A:A8:FF:FF:FF.
Is 38:5A:A8 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.