MAC prefix 90:E2:FC:4
Dongguan Kangyong electronics technology Co. Ltd
| Vendor | Dongguan Kangyong electronics technology Co. Ltd |
|---|---|
| Short name | DongguanKang |
| Prefix | 90:E2:FC:4/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 90:E2:FC:40:00:00 – 90:E2:FC:4F:FF:FF |
| Notations | 90:E2:FC:40:00:0090-E2-FC-40-00-0090e2.fc40.000090E2FC400000 |
Frequently asked questions
Which vendor does MAC address 90:E2:FC:4 belong to?
MAC addresses starting with 90:E2:FC:4 are assigned to Dongguan Kangyong electronics technology Co. Ltd according to the IEEE registry (prefix length 28 bits).
How many addresses does block 90:E2:FC:4 contain?
The block contains 1,048,576 addresses from 90:E2:FC:40:00:00 to 90:E2:FC:4F:FF:FF.
Is 90:E2:FC:4 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.