MAC prefix B4:1D:2B
Shenzhen YOUHUA Technology Co., Ltd
| Vendor | Shenzhen YOUHUA Technology Co., Ltd |
|---|---|
| Short name | YOUHUATechno |
| Prefix | B4:1D:2B/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | B4:1D:2B:00:00:00 – B4:1D:2B:FF:FF:FF |
| Notations | B4:1D:2B:00:00:00B4-1D-2B-00-00-00b41d.2b00.0000B41D2B000000 |
Frequently asked questions
Which vendor does MAC address B4:1D:2B belong to?
MAC addresses starting with B4:1D:2B are assigned to Shenzhen YOUHUA Technology Co., Ltd according to the IEEE registry (prefix length 24 bits).
How many addresses does block B4:1D:2B contain?
The block contains 16,777,216 addresses from B4:1D:2B:00:00:00 to B4:1D:2B:FF:FF:FF.
Is B4:1D:2B 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 YOUHUA Technology Co., Ltd have?
Shenzhen YOUHUA Technology Co., Ltd holds 45 registered prefixes in total – the full list is on the vendor page.