MAC address 40:31:3C: manufacturer XIAOMI Electronics,CO.,LTD
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Testar grátis 14 dias →The MAC address 40:31:3C (or 40313C, without separators) identifies a device made by XIAOMI Electronics,CO.,LTD. Here is what that means and how to recognize devices on your network.
Who owns the MAC starting with 40:31:3C?
The first three blocks of a MAC address form the OUI (Organizationally Unique Identifier), a code the IEEE assigns to each manufacturer. The prefix 40:31:3C is registered to XIAOMI Electronics,CO.,LTD. Any device whose MAC starts with 40:31:3C (for example, 40:31:3C:1A:2B:3C) was made by this company.
Which devices use the prefix 40:31:3C
XIAOMI Electronics,CO.,LTD works in eletrônicos e IoT. A device with a MAC starting with 40:31:3C is usually something like celulares, câmeras, aspiradores e dispositivos de casa inteligente. Confirm by the device name on your network.
What it means to see this device on your network
Knowing the manufacturer helps identify what is connected to your Wi-Fi or company network. A XIAOMI Electronics,CO.,LTD MAC you don't recognize could be a legitimate device (a phone, a TV, a camera) — or one that shouldn't be there. XIAOMI Electronics,CO.,LTD has 8 MAC prefixes registered with the IEEE (see others under "Read also").
How to see every device and vendor on your network
Looking up one MAC vendor at a time is tedious. Sentinela, by PC Monitor, automatically maps every device on your network, shows each one's vendor by MAC and flags suspicious devices and connections — running on your Windows. Meet Sentinela.
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Perguntas frequentes
Who owns MAC address 40:31:3C?
The prefix 40:31:3C (40313C) is registered with the IEEE to XIAOMI Electronics,CO.,LTD.
What is the OUI of a MAC address?
It is the first three blocks of the MAC (6 hex digits), which the IEEE assigns to each manufacturer.
Is every 40:31:3C MAC from XIAOMI Electronics,CO.,LTD?
Yes. Any MAC starting with 40:31:3C was assigned to XIAOMI Electronics,CO.,LTD by the IEEE, though the final product may be sold under another brand.