MAC prefix 9C:43:1E:7
Optris GmbH
| Vendor | Optris GmbH |
|---|---|
| Short name | Optris |
| Prefix | 9C:43:1E:7/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 9C:43:1E:70:00:00 – 9C:43:1E:7F:FF:FF |
| Notations | 9C:43:1E:70:00:009C-43-1E-70-00-009c43.1e70.00009C431E700000 |
Frequently asked questions
Which vendor does MAC address 9C:43:1E:7 belong to?
MAC addresses starting with 9C:43:1E:7 are assigned to Optris GmbH according to the IEEE registry (prefix length 28 bits).
How many addresses does block 9C:43:1E:7 contain?
The block contains 1,048,576 addresses from 9C:43:1E:70:00:00 to 9C:43:1E:7F:FF:FF.
Is 9C:43:1E:7 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.