MAC prefix A4:4F:3E:A
CMCNI Co., Ltd
| Vendor | CMCNI Co., Ltd |
|---|---|
| Short name | CMCNI |
| Prefix | A4:4F:3E:A/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | A4:4F:3E:A0:00:00 – A4:4F:3E:AF:FF:FF |
| Notations | A4:4F:3E:A0:00:00A4-4F-3E-A0-00-00a44f.3ea0.0000A44F3EA00000 |
Frequently asked questions
Which vendor does MAC address A4:4F:3E:A belong to?
MAC addresses starting with A4:4F:3E:A are assigned to CMCNI Co., Ltd according to the IEEE registry (prefix length 28 bits).
How many addresses does block A4:4F:3E:A contain?
The block contains 1,048,576 addresses from A4:4F:3E:A0:00:00 to A4:4F:3E:AF:FF:FF.
Is A4:4F:3E:A 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.