MAC prefix 18:44:CF
B+L Industrial Measurements GmbH
| Vendor | B+L Industrial Measurements GmbH |
|---|---|
| Short name | BLIndustrial |
| Prefix | 18:44:CF/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 18:44:CF:00:00:00 – 18:44:CF:FF:FF:FF |
| Notations | 18:44:CF:00:00:0018-44-CF-00-00-001844.cf00.00001844CF000000 |
Frequently asked questions
Which vendor does MAC address 18:44:CF belong to?
MAC addresses starting with 18:44:CF are assigned to B+L Industrial Measurements GmbH according to the IEEE registry (prefix length 24 bits).
How many addresses does block 18:44:CF contain?
The block contains 16,777,216 addresses from 18:44:CF:00:00:00 to 18:44:CF:FF:FF:FF.
Is 18:44:CF 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.