MAC prefix B4:DF:43:4
Shenzhen Huizhen Fishery Co., Ltd.
| Vendor | Shenzhen Huizhen Fishery Co., Ltd. |
|---|---|
| Short name | HuizhenFishe |
| Prefix | B4:DF:43:4/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | B4:DF:43:40:00:00 – B4:DF:43:4F:FF:FF |
| Notations | B4:DF:43:40:00:00B4-DF-43-40-00-00b4df.4340.0000B4DF43400000 |
Frequently asked questions
Which vendor does MAC address B4:DF:43:4 belong to?
MAC addresses starting with B4:DF:43:4 are assigned to Shenzhen Huizhen Fishery Co., Ltd. according to the IEEE registry (prefix length 28 bits).
How many addresses does block B4:DF:43:4 contain?
The block contains 1,048,576 addresses from B4:DF:43:40:00:00 to B4:DF:43:4F:FF:FF.
Is B4:DF:43:4 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.