MAC prefix C4:7C:8D:B
Gc Automation Co,Ltd
| Vendor | Gc Automation Co,Ltd |
|---|---|
| Short name | GcAutomation |
| Prefix | C4:7C:8D:B/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | C4:7C:8D:B0:00:00 – C4:7C:8D:BF:FF:FF |
| Notations | C4:7C:8D:B0:00:00C4-7C-8D-B0-00-00c47c.8db0.0000C47C8DB00000 |
Frequently asked questions
Which vendor does MAC address C4:7C:8D:B belong to?
MAC addresses starting with C4:7C:8D:B are assigned to Gc Automation Co,Ltd according to the IEEE registry (prefix length 28 bits).
How many addresses does block C4:7C:8D:B contain?
The block contains 1,048,576 addresses from C4:7C:8D:B0:00:00 to C4:7C:8D:BF:FF:FF.
Is C4:7C:8D:B 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.