MAC prefix 20:F4:1B
Shenzhen Bilian Electronic Co.，Ltd
| Vendor | Shenzhen Bilian Electronic Co.，Ltd |
|---|---|
| Short name | BilianElectr |
| Prefix | 20:F4:1B/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 20:F4:1B:00:00:00 – 20:F4:1B:FF:FF:FF |
| Notations | 20:F4:1B:00:00:0020-F4-1B-00-00-0020f4.1b00.000020F41B000000 |
Frequently asked questions
Which vendor does MAC address 20:F4:1B belong to?
MAC addresses starting with 20:F4:1B are assigned to Shenzhen Bilian Electronic Co.，Ltd according to the IEEE registry (prefix length 24 bits).
How many addresses does block 20:F4:1B contain?
The block contains 16,777,216 addresses from 20:F4:1B:00:00:00 to 20:F4:1B:FF:FF:FF.
Is 20:F4:1B 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 Shenzhen Bilian Electronic Co.，Ltd have?
Shenzhen Bilian Electronic Co.，Ltd holds 42 registered prefixes in total – the full list is on the vendor page.