MAC address 84:A1:D1: manufacturer Sagemcom Broadband SAS
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Testar grátis 14 dias →The MAC address 84:A1:D1 (or 84A1D1, without separators) identifies a device made by Sagemcom Broadband SAS. Here is what that means and how to recognize devices on your network.
Who owns the MAC starting with 84:A1:D1?
The first three blocks of a MAC address form the OUI (Organizationally Unique Identifier), a code the IEEE assigns to each manufacturer. The prefix 84:A1:D1 is registered to Sagemcom Broadband SAS. Any device whose MAC starts with 84:A1:D1 (for example, 84:A1:D1:1A: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 Sagemcom Broadband SAS MAC you don't recognize could be a legitimate device (a phone, a TV, a camera) — or one that shouldn't be there. Sagemcom Broadband SAS has 219 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 84:A1:D1?
The prefix 84:A1:D1 (84A1D1) is registered with the IEEE to Sagemcom Broadband SAS.
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 84:A1:D1 MAC from Sagemcom Broadband SAS?
Yes. Any MAC starting with 84:A1:D1 was assigned to Sagemcom Broadband SAS by the IEEE, though the final product may be sold under another brand.