MAC prefix 8C:1F:64:3C:2
Samuel Cosgrove
| Vendor | Samuel Cosgrove |
|---|---|
| Short name | SamuelCosgro |
| Prefix | 8C:1F:64:3C:2/36 |
| Block type | MA-S (/36, 4,096 addresses) |
| Address range | 8C:1F:64:3C:20:00 – 8C:1F:64:3C:2F:FF |
| Notations | 8C:1F:64:3C:20:008C-1F-64-3C-20-008c1f.643c.20008C1F643C2000 |
Frequently asked questions
Which vendor does MAC address 8C:1F:64:3C:2 belong to?
MAC addresses starting with 8C:1F:64:3C:2 are assigned to Samuel Cosgrove according to the IEEE registry (prefix length 36 bits).
How many addresses does block 8C:1F:64:3C:2 contain?
The block contains 4,096 addresses from 8C:1F:64:3C:20:00 to 8C:1F:64:3C:2F:FF.
Is 8C:1F:64:3C:2 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.