MAC prefix B8:1B:CB
Shanghai Sunmi Technology Co.,Ltd.
| Vendor | Shanghai Sunmi Technology Co.,Ltd. |
|---|---|
| Short name | SunmiTechnol |
| Prefix | B8:1B:CB/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | B8:1B:CB:00:00:00 – B8:1B:CB:FF:FF:FF |
| Notations | B8:1B:CB:00:00:00B8-1B-CB-00-00-00b81b.cb00.0000B81BCB000000 |
Frequently asked questions
Which vendor does MAC address B8:1B:CB belong to?
MAC addresses starting with B8:1B:CB are assigned to Shanghai Sunmi Technology Co.,Ltd. according to the IEEE registry (prefix length 24 bits).
How many addresses does block B8:1B:CB contain?
The block contains 16,777,216 addresses from B8:1B:CB:00:00:00 to B8:1B:CB:FF:FF:FF.
Is B8:1B:CB 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 Shanghai Sunmi Technology Co.,Ltd. have?
Shanghai Sunmi Technology Co.,Ltd. holds 4 registered prefixes in total – the full list is on the vendor page.