MAC prefix 8C:12:C2
GLBB Japan
| Vendor | GLBB Japan |
|---|---|
| Short name | GLBBJapan |
| Prefix | 8C:12:C2/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 8C:12:C2:00:00:00 – 8C:12:C2:FF:FF:FF |
| Notations | 8C:12:C2:00:00:008C-12-C2-00-00-008c12.c200.00008C12C2000000 |
Frequently asked questions
Which vendor does MAC address 8C:12:C2 belong to?
MAC addresses starting with 8C:12:C2 are assigned to GLBB Japan according to the IEEE registry (prefix length 24 bits).
How many addresses does block 8C:12:C2 contain?
The block contains 16,777,216 addresses from 8C:12:C2:00:00:00 to 8C:12:C2:FF:FF:FF.
Is 8C:12:C2 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.