MAC prefix B4:90:E5
GD Midea Air-Conditioning Equipment Co.,Ltd.
| Vendor | GD Midea Air-Conditioning Equipment Co.,Ltd. |
|---|---|
| Short name | GDMideaAirCo |
| Prefix | B4:90:E5/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | B4:90:E5:00:00:00 – B4:90:E5:FF:FF:FF |
| Notations | B4:90:E5:00:00:00B4-90-E5-00-00-00b490.e500.0000B490E5000000 |
Frequently asked questions
Which vendor does MAC address B4:90:E5 belong to?
MAC addresses starting with B4:90:E5 are assigned to GD Midea Air-Conditioning Equipment Co.,Ltd. according to the IEEE registry (prefix length 24 bits).
How many addresses does block B4:90:E5 contain?
The block contains 16,777,216 addresses from B4:90:E5:00:00:00 to B4:90:E5:FF:FF:FF.
Is B4:90:E5 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 GD Midea Air-Conditioning Equipment Co.,Ltd. have?
GD Midea Air-Conditioning Equipment Co.,Ltd. holds 54 registered prefixes in total – the full list is on the vendor page.