MAC prefix 50:19:11:5
Shenzhen COI Technology Co.,LTD
| Vendor | Shenzhen COI Technology Co.,LTD |
|---|---|
| Short name | COITechnolog |
| Prefix | 50:19:11:5/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 50:19:11:50:00:00 – 50:19:11:5F:FF:FF |
| Notations | 50:19:11:50:00:0050-19-11-50-00-005019.1150.0000501911500000 |
Frequently asked questions
Which vendor does MAC address 50:19:11:5 belong to?
MAC addresses starting with 50:19:11:5 are assigned to Shenzhen COI Technology Co.,LTD according to the IEEE registry (prefix length 28 bits).
How many addresses does block 50:19:11:5 contain?
The block contains 1,048,576 addresses from 50:19:11:50:00:00 to 50:19:11:5F:FF:FF.
Is 50:19:11:5 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.