MAC address 54:04:63: manufacturer CIG SHANGHAI CO LTD
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Testar grátis 14 dias →The MAC address 54:04:63 (or 540463, without separators) identifies a device made by CIG SHANGHAI CO LTD. Here is what that means and how to recognize devices on your network.
Who owns the MAC starting with 54:04:63?
The first three blocks of a MAC address form the OUI (Organizationally Unique Identifier), a code the IEEE assigns to each manufacturer. The prefix 54:04:63 is registered to CIG SHANGHAI CO LTD. Any device whose MAC starts with 54:04:63 (for example, 54:04:63:1A: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 CIG SHANGHAI 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. CIG SHANGHAI CO LTD has 25 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 54:04:63?
The prefix 54:04:63 (540463) is registered with the IEEE to CIG SHANGHAI 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 54:04:63 MAC from CIG SHANGHAI CO LTD?
Yes. Any MAC starting with 54:04:63 was assigned to CIG SHANGHAI CO LTD by the IEEE, though the final product may be sold under another brand.