MAC prefix 30:44:A1
Shanghai Nanchao Information Technology
| Vendor | Shanghai Nanchao Information Technology |
|---|---|
| Short name | NanchaoInfor |
| Prefix | 30:44:A1/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 30:44:A1:00:00:00 – 30:44:A1:FF:FF:FF |
| Notations | 30:44:A1:00:00:0030-44-A1-00-00-003044.a100.00003044A1000000 |
Frequently asked questions
Which vendor does MAC address 30:44:A1 belong to?
MAC addresses starting with 30:44:A1 are assigned to Shanghai Nanchao Information Technology according to the IEEE registry (prefix length 24 bits).
How many addresses does block 30:44:A1 contain?
The block contains 16,777,216 addresses from 30:44:A1:00:00:00 to 30:44:A1:FF:FF:FF.
Is 30:44:A1 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.