MAC prefix F0:12:04:4
Dongguan Onyx Electronics Co., Ltd
| Vendor | Dongguan Onyx Electronics Co., Ltd |
|---|---|
| Short name | DongguanOnyx |
| Prefix | F0:12:04:4/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | F0:12:04:40:00:00 – F0:12:04:4F:FF:FF |
| Notations | F0:12:04:40:00:00F0-12-04-40-00-00f012.0440.0000F01204400000 |
Frequently asked questions
Which vendor does MAC address F0:12:04:4 belong to?
MAC addresses starting with F0:12:04:4 are assigned to Dongguan Onyx Electronics Co., Ltd according to the IEEE registry (prefix length 28 bits).
How many addresses does block F0:12:04:4 contain?
The block contains 1,048,576 addresses from F0:12:04:40:00:00 to F0:12:04:4F:FF:FF.
Is F0:12:04:4 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.