MAC prefix 00:13:CF
4Access Communications
| Vendor | 4Access Communications |
|---|---|
| Short name | 4AccessCommu |
| Prefix | 00:13:CF/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 00:13:CF:00:00:00 – 00:13:CF:FF:FF:FF |
| Notations | 00:13:CF:00:00:0000-13-CF-00-00-000013.cf00.00000013CF000000 |
Frequently asked questions
Which vendor does MAC address 00:13:CF belong to?
MAC addresses starting with 00:13:CF are assigned to 4Access Communications according to the IEEE registry (prefix length 24 bits).
How many addresses does block 00:13:CF contain?
The block contains 16,777,216 addresses from 00:13:CF:00:00:00 to 00:13:CF:FF:FF:FF.
Is 00:13: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.