MAC prefix 44:A1:91
| Vendor | Huawei Technologies Co.,Ltd |
|---|---|
| Short name | HuaweiTechno |
| Prefix | 44:A1:91/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 44:A1:91:00:00:00 – 44:A1:91:FF:FF:FF |
| Notations | 44:A1:91:00:00:0044-A1-91-00-00-0044a1.9100.000044A191000000 |
Frequently asked questions
Which vendor does MAC address 44:A1:91 belong to?
MAC addresses starting with 44:A1:91 are assigned to Huawei Technologies Co.,Ltd according to the IEEE registry (prefix length 24 bits).
How many addresses does block 44:A1:91 contain?
The block contains 16,777,216 addresses from 44:A1:91:00:00:00 to 44:A1:91:FF:FF:FF.
Is 44:A1:91 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 Huawei Technologies Co.,Ltd have?
Huawei Technologies Co.,Ltd holds 1,418 registered prefixes in total – the full list is on the vendor page.