MAC address C8:BB:81: manufacturer Huawei Device Co., Ltd.
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Testar grátis 14 dias →The MAC address C8:BB:81 (or C8BB81, without separators) identifies a device made by Huawei Device Co., Ltd.. Here is what that means and how to recognize devices on your network.
Who owns the MAC starting with C8:BB:81?
The first three blocks of a MAC address form the OUI (Organizationally Unique Identifier), a code the IEEE assigns to each manufacturer. The prefix C8:BB:81 is registered to Huawei Device Co., Ltd.. Any device whose MAC starts with C8:BB:81 (for example, C8:BB:81:1A:2B:3C) was made by this company.
Which devices use the prefix C8:BB:81
Huawei Device Co., Ltd. works in redes e dispositivos móveis. A device with a MAC starting with C8:BB:81 is usually something like celulares, roteadores e equipamentos de rede. 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 Huawei Device 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. Huawei Device Co., Ltd. has 660 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 C8:BB:81?
The prefix C8:BB:81 (C8BB81) is registered with the IEEE to Huawei Device 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 C8:BB:81 MAC from Huawei Device Co., Ltd.?
Yes. Any MAC starting with C8:BB:81 was assigned to Huawei Device Co., Ltd. by the IEEE, though the final product may be sold under another brand.