MAC address A4:15:66: manufacturer WEIFANG GOERTEK ELECTRONICS CO.,LTD
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Testar grátis 14 dias →The MAC address A4:15:66 (or A41566, without separators) identifies a device made by WEIFANG GOERTEK ELECTRONICS CO.,LTD. Here is what that means and how to recognize devices on your network.
Who owns the MAC starting with A4:15:66?
The first three blocks of a MAC address form the OUI (Organizationally Unique Identifier), a code the IEEE assigns to each manufacturer. The prefix A4:15:66 is registered to WEIFANG GOERTEK ELECTRONICS CO.,LTD. Any device whose MAC starts with A4:15:66 (for example, A4:15:66:1A:2B:3C) was made by this company.
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 WEIFANG GOERTEK 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. WEIFANG GOERTEK ELECTRONICS CO.,LTD has 20 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 A4:15:66?
The prefix A4:15:66 (A41566) is registered with the IEEE to WEIFANG GOERTEK 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 A4:15:66 MAC from WEIFANG GOERTEK ELECTRONICS CO.,LTD?
Yes. Any MAC starting with A4:15:66 was assigned to WEIFANG GOERTEK ELECTRONICS CO.,LTD by the IEEE, though the final product may be sold under another brand.