MAC address D4:38:9C: manufacturer Sony Corporation
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Testar grátis 14 dias →The MAC address D4:38:9C (or D4389C, without separators) identifies a device made by Sony Corporation. Here is what that means and how to recognize devices on your network.
Who owns the MAC starting with D4:38:9C?
The first three blocks of a MAC address form the OUI (Organizationally Unique Identifier), a code the IEEE assigns to each manufacturer. The prefix D4:38:9C is registered to Sony Corporation. Any device whose MAC starts with D4:38:9C (for example, D4:38:9C:1A:2B:3C) was made by this company.
Which devices use the prefix D4:38:9C
Sony Corporation works in eletrônicos. A device with a MAC starting with D4:38:9C is usually something like consoles PlayStation, TVs e áudio. 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 Sony Corporation MAC you don't recognize could be a legitimate device (a phone, a TV, a camera) — or one that shouldn't be there. Sony Corporation has 86 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 D4:38:9C?
The prefix D4:38:9C (D4389C) is registered with the IEEE to Sony Corporation.
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 D4:38:9C MAC from Sony Corporation?
Yes. Any MAC starting with D4:38:9C was assigned to Sony Corporation by the IEEE, though the final product may be sold under another brand.