MAC prefix 28:6B:B4
| Vendor | SJIT Co., Ltd. |
|---|---|
| Short name | SJIT |
| Prefix | 28:6B:B4/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 28:6B:B4:00:00:00 – 28:6B:B4:FF:FF:FF |
| Notations | 28:6B:B4:00:00:0028-6B-B4-00-00-00286b.b400.0000286BB4000000 |
Frequently asked questions
Which vendor does MAC address 28:6B:B4 belong to?
MAC addresses starting with 28:6B:B4 are assigned to SJIT Co., Ltd. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 28:6B:B4 contain?
The block contains 16,777,216 addresses from 28:6B:B4:00:00:00 to 28:6B:B4:FF:FF:FF.
Is 28:6B:B4 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 SJIT Co., Ltd. have?
SJIT Co., Ltd. holds 5 registered prefixes in total – the full list is on the vendor page.