MAC prefix 4C:57:CA
| Vendor | Apple, Inc. |
|---|---|
| Short name | Apple |
| Prefix | 4C:57:CA/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 4C:57:CA:00:00:00 – 4C:57:CA:FF:FF:FF |
| Notations | 4C:57:CA:00:00:004C-57-CA-00-00-004c57.ca00.00004C57CA000000 |
Frequently asked questions
Which vendor does MAC address 4C:57:CA belong to?
MAC addresses starting with 4C:57:CA are assigned to Apple, Inc. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 4C:57:CA contain?
The block contains 16,777,216 addresses from 4C:57:CA:00:00:00 to 4C:57:CA:FF:FF:FF.
Is 4C:57:CA 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 Apple, Inc. have?
Apple, Inc. holds 1,593 registered prefixes in total – the full list is on the vendor page.