MAC prefix 70:B3:D5:2D:2
Shanghai Irisian Optronics Technology Co.,Ltd.
| Vendor | Shanghai Irisian Optronics Technology Co.,Ltd. |
|---|---|
| Short name | IrisianOptro |
| Prefix | 70:B3:D5:2D:2/36 |
| Block type | MA-S (/36, 4,096 addresses) |
| Address range | 70:B3:D5:2D:20:00 – 70:B3:D5:2D:2F:FF |
| Notations | 70:B3:D5:2D:20:0070-B3-D5-2D-20-0070b3.d52d.200070B3D52D2000 |
Frequently asked questions
Which vendor does MAC address 70:B3:D5:2D:2 belong to?
MAC addresses starting with 70:B3:D5:2D:2 are assigned to Shanghai Irisian Optronics Technology Co.,Ltd. according to the IEEE registry (prefix length 36 bits).
How many addresses does block 70:B3:D5:2D:2 contain?
The block contains 4,096 addresses from 70:B3:D5:2D:20:00 to 70:B3:D5:2D:2F:FF.
Is 70:B3:D5:2D:2 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.