MAC prefix 20:B8:3D
| Vendor | Unionman Technology Co.,Ltd |
|---|---|
| Short name | UnionmanTech |
| Prefix | 20:B8:3D/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 20:B8:3D:00:00:00 – 20:B8:3D:FF:FF:FF |
| Notations | 20:B8:3D:00:00:0020-B8-3D-00-00-0020b8.3d00.000020B83D000000 |
Frequently asked questions
Which vendor does MAC address 20:B8:3D belong to?
MAC addresses starting with 20:B8:3D are assigned to Unionman Technology Co.,Ltd according to the IEEE registry (prefix length 24 bits).
How many addresses does block 20:B8:3D contain?
The block contains 16,777,216 addresses from 20:B8:3D:00:00:00 to 20:B8:3D:FF:FF:FF.
Is 20:B8:3D 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.
Which other MAC prefixes does Unionman Technology Co.,Ltd have?
Unionman Technology Co.,Ltd holds 12 registered prefixes in total – the full list is on the vendor page.