MAC prefix 50:40:74
| Vendor | Alarm.com |
|---|---|
| Short name | Alarmcom |
| Prefix | 50:40:74/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 50:40:74:00:00:00 – 50:40:74:FF:FF:FF |
| Notations | 50:40:74:00:00:0050-40-74-00-00-005040.7400.0000504074000000 |
Frequently asked questions
Which vendor does MAC address 50:40:74 belong to?
MAC addresses starting with 50:40:74 are assigned to Alarm.com according to the IEEE registry (prefix length 24 bits).
How many addresses does block 50:40:74 contain?
The block contains 16,777,216 addresses from 50:40:74:00:00:00 to 50:40:74:FF:FF:FF.
Is 50:40:74 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 Alarm.com have?
Alarm.com holds 3 registered prefixes in total – the full list is on the vendor page.