MAC prefix 90:CF:7D
Qingdao Hisense Communications Co.,Ltd.
| Vendor | Qingdao Hisense Communications Co.,Ltd. |
|---|---|
| Short name | QingdaoHisen |
| Prefix | 90:CF:7D/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 90:CF:7D:00:00:00 – 90:CF:7D:FF:FF:FF |
| Notations | 90:CF:7D:00:00:0090-CF-7D-00-00-0090cf.7d00.000090CF7D000000 |
Frequently asked questions
Which vendor does MAC address 90:CF:7D belong to?
MAC addresses starting with 90:CF:7D are assigned to Qingdao Hisense Communications Co.,Ltd. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 90:CF:7D contain?
The block contains 16,777,216 addresses from 90:CF:7D:00:00:00 to 90:CF:7D:FF:FF:FF.
Is 90:CF:7D 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.