MAC prefix 80:05:3A
CHeKT Inc.
| Vendor | CHeKT Inc. |
|---|---|
| Short name | CHeKT |
| Prefix | 80:05:3A/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 80:05:3A:00:00:00 – 80:05:3A:FF:FF:FF |
| Notations | 80:05:3A:00:00:0080-05-3A-00-00-008005.3a00.000080053A000000 |
Frequently asked questions
Which vendor does MAC address 80:05:3A belong to?
MAC addresses starting with 80:05:3A are assigned to CHeKT Inc. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 80:05:3A contain?
The block contains 16,777,216 addresses from 80:05:3A:00:00:00 to 80:05:3A:FF:FF:FF.
Is 80:05:3A 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.