MAC prefix 00:55:DA:7
Lucistechnologies（Shanghai）Co.,Ltd
| Vendor | Lucistechnologies（Shanghai）Co.,Ltd |
|---|---|
| Short name | Lucistechnol |
| Prefix | 00:55:DA:7/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 00:55:DA:70:00:00 – 00:55:DA:7F:FF:FF |
| Notations | 00:55:DA:70:00:0000-55-DA-70-00-000055.da70.00000055DA700000 |
Frequently asked questions
Which vendor does MAC address 00:55:DA:7 belong to?
MAC addresses starting with 00:55:DA:7 are assigned to Lucistechnologies（Shanghai）Co.,Ltd according to the IEEE registry (prefix length 28 bits).
How many addresses does block 00:55:DA:7 contain?
The block contains 1,048,576 addresses from 00:55:DA:70:00:00 to 00:55:DA:7F:FF:FF.
Is 00:55:DA:7 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.