MAC prefix 74:E1:4A:0
Altenburger Electronic GmbH
| Vendor | Altenburger Electronic GmbH |
|---|---|
| Short name | AltenburgerE |
| Prefix | 74:E1:4A:0/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 74:E1:4A:00:00:00 – 74:E1:4A:0F:FF:FF |
| Notations | 74:E1:4A:00:00:0074-E1-4A-00-00-0074e1.4a00.000074E14A000000 |
Frequently asked questions
Which vendor does MAC address 74:E1:4A:0 belong to?
MAC addresses starting with 74:E1:4A:0 are assigned to Altenburger Electronic GmbH according to the IEEE registry (prefix length 28 bits).
How many addresses does block 74:E1:4A:0 contain?
The block contains 1,048,576 addresses from 74:E1:4A:00:00:00 to 74:E1:4A:0F:FF:FF.
Is 74:E1:4A:0 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.