MAC prefix 38:A5:C9
| Vendor | Tuya Smart Inc. |
|---|---|
| Short name | TuyaSmart |
| Prefix | 38:A5:C9/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 38:A5:C9:00:00:00 – 38:A5:C9:FF:FF:FF |
| Notations | 38:A5:C9:00:00:0038-A5-C9-00-00-0038a5.c900.000038A5C9000000 |
Frequently asked questions
Which vendor does MAC address 38:A5:C9 belong to?
MAC addresses starting with 38:A5:C9 are assigned to Tuya Smart Inc. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 38:A5:C9 contain?
The block contains 16,777,216 addresses from 38:A5:C9:00:00:00 to 38:A5:C9:FF:FF:FF.
Is 38:A5:C9 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 Tuya Smart Inc. have?
Tuya Smart Inc. holds 42 registered prefixes in total – the full list is on the vendor page.