MAC prefix 02:CF:1C
Communication Machinery Corporation
| Vendor | Communication Machinery Corporation |
|---|---|
| Short name | Communicatio |
| Prefix | 02:CF:1C/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 02:CF:1C:00:00:00 – 02:CF:1C:FF:FF:FF |
| Notations | 02:CF:1C:00:00:0002-CF-1C-00-00-0002cf.1c00.000002CF1C000000 |
Frequently asked questions
Which vendor does MAC address 02:CF:1C belong to?
MAC addresses starting with 02:CF:1C are assigned to Communication Machinery Corporation according to the IEEE registry (prefix length 24 bits).
How many addresses does block 02:CF:1C contain?
The block contains 16,777,216 addresses from 02:CF:1C:00:00:00 to 02:CF:1C:FF:FF:FF.
Is 02:CF:1C 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.
Which other MAC prefixes does Communication Machinery Corporation have?
Communication Machinery Corporation holds 3 registered prefixes in total – the full list is on the vendor page.