MAC prefix AC:30:19
Shenzhen Hailingwei Electronics Co., Ltd.
| Vendor | Shenzhen Hailingwei Electronics Co., Ltd. |
|---|---|
| Short name | HailingweiEl |
| Prefix | AC:30:19/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | AC:30:19:00:00:00 – AC:30:19:FF:FF:FF |
| Notations | AC:30:19:00:00:00AC-30-19-00-00-00ac30.1900.0000AC3019000000 |
Frequently asked questions
Which vendor does MAC address AC:30:19 belong to?
MAC addresses starting with AC:30:19 are assigned to Shenzhen Hailingwei Electronics Co., Ltd. according to the IEEE registry (prefix length 24 bits).
How many addresses does block AC:30:19 contain?
The block contains 16,777,216 addresses from AC:30:19:00:00:00 to AC:30:19:FF:FF:FF.
Is AC:30:19 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.