MAC prefix 7A:FD:44
Rosenberger Hochfrequenztechnik GmbH & Co. KG
| Vendor | Rosenberger Hochfrequenztechnik GmbH & Co. KG |
|---|---|
| Short name | RosenbergerH |
| Prefix | 7A:FD:44/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 7A:FD:44:00:00:00 – 7A:FD:44:FF:FF:FF |
| Notations | 7A:FD:44:00:00:007A-FD-44-00-00-007afd.4400.00007AFD44000000 |
Frequently asked questions
Which vendor does MAC address 7A:FD:44 belong to?
MAC addresses starting with 7A:FD:44 are assigned to Rosenberger Hochfrequenztechnik GmbH & Co. KG according to the IEEE registry (prefix length 24 bits).
How many addresses does block 7A:FD:44 contain?
The block contains 16,777,216 addresses from 7A:FD:44:00:00:00 to 7A:FD:44:FF:FF:FF.
Is 7A:FD:44 a unicast or multicast address?
The least significant bit of the first byte is 0 – it is a unicast address. The second least significant bit is set, so the address is locally 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.