MAC prefix CC:D3:9D:4
Shenzhen Chenggu Technology Co., Ltd
| Vendor | Shenzhen Chenggu Technology Co., Ltd |
|---|---|
| Short name | ChengguTechn |
| Prefix | CC:D3:9D:4/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | CC:D3:9D:40:00:00 – CC:D3:9D:4F:FF:FF |
| Notations | CC:D3:9D:40:00:00CC-D3-9D-40-00-00ccd3.9d40.0000CCD39D400000 |
Frequently asked questions
Which vendor does MAC address CC:D3:9D:4 belong to?
MAC addresses starting with CC:D3:9D:4 are assigned to Shenzhen Chenggu Technology Co., Ltd according to the IEEE registry (prefix length 28 bits).
How many addresses does block CC:D3:9D:4 contain?
The block contains 1,048,576 addresses from CC:D3:9D:40:00:00 to CC:D3:9D:4F:FF:FF.
Is CC:D3:9D: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.