MAC prefix 90:02:A9
Zhejiang Dahua Technology Co., Ltd.
| Vendor | Zhejiang Dahua Technology Co., Ltd. |
|---|---|
| Short name | ZhejiangDahu |
| Prefix | 90:02:A9/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 90:02:A9:00:00:00 – 90:02:A9:FF:FF:FF |
| Notations | 90:02:A9:00:00:0090-02-A9-00-00-009002.a900.00009002A9000000 |
Frequently asked questions
Which vendor does MAC address 90:02:A9 belong to?
MAC addresses starting with 90:02:A9 are assigned to Zhejiang Dahua Technology Co., Ltd. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 90:02:A9 contain?
The block contains 16,777,216 addresses from 90:02:A9:00:00:00 to 90:02:A9:FF:FF:FF.
Is 90:02:A9 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 Zhejiang Dahua Technology Co., Ltd. have?
Zhejiang Dahua Technology Co., Ltd. holds 27 registered prefixes in total – the full list is on the vendor page.