MAC prefix FC:2F:40
| Vendor | Calxeda, Inc. |
|---|---|
| Short name | Calxeda |
| Prefix | FC:2F:40/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | FC:2F:40:00:00:00 – FC:2F:40:FF:FF:FF |
| Notations | FC:2F:40:00:00:00FC-2F-40-00-00-00fc2f.4000.0000FC2F40000000 |
Frequently asked questions
Which vendor does MAC address FC:2F:40 belong to?
MAC addresses starting with FC:2F:40 are assigned to Calxeda, Inc. according to the IEEE registry (prefix length 24 bits).
How many addresses does block FC:2F:40 contain?
The block contains 16,777,216 addresses from FC:2F:40:00:00:00 to FC:2F:40:FF:FF:FF.
Is FC:2F:40 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 Calxeda, Inc. have?
Calxeda, Inc. holds 2 registered prefixes in total – the full list is on the vendor page.