MAC prefix 74:6F:3D
| Vendor | Contec GmbH |
|---|---|
| Short name | Contec |
| Prefix | 74:6F:3D/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 74:6F:3D:00:00:00 – 74:6F:3D:FF:FF:FF |
| Notations | 74:6F:3D:00:00:0074-6F-3D-00-00-00746f.3d00.0000746F3D000000 |
Frequently asked questions
Which vendor does MAC address 74:6F:3D belong to?
MAC addresses starting with 74:6F:3D are assigned to Contec GmbH according to the IEEE registry (prefix length 24 bits).
How many addresses does block 74:6F:3D contain?
The block contains 16,777,216 addresses from 74:6F:3D:00:00:00 to 74:6F:3D:FF:FF:FF.
Is 74:6F:3D 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 Contec GmbH have?
Contec GmbH holds 4 registered prefixes in total – the full list is on the vendor page.