MAC prefix 40:CD:7A
Qingdao Hisense Communications Co.,Ltd.
| Vendor | Qingdao Hisense Communications Co.,Ltd. |
|---|---|
| Short name | QingdaoHisen |
| Prefix | 40:CD:7A/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 40:CD:7A:00:00:00 – 40:CD:7A:FF:FF:FF |
| Notations | 40:CD:7A:00:00:0040-CD-7A-00-00-0040cd.7a00.000040CD7A000000 |
Frequently asked questions
Which vendor does MAC address 40:CD:7A belong to?
MAC addresses starting with 40:CD:7A are assigned to Qingdao Hisense Communications Co.,Ltd. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 40:CD:7A contain?
The block contains 16,777,216 addresses from 40:CD:7A:00:00:00 to 40:CD:7A:FF:FF:FF.
Is 40:CD:7A 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 Qingdao Hisense Communications Co.,Ltd. have?
Qingdao Hisense Communications Co.,Ltd. holds 13 registered prefixes in total – the full list is on the vendor page.