AS209424: the FASTSPEED network
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Testar grátis 14 dias →AS209424 is an internet Autonomous System operated by FASTSPEED (Denmark). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS209424?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS209424 was assigned to FASTSPEED by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS209424 currently announces 2 IPv4 block(s), totaling about 2 thousand addresses (2,048 in all), registered in Denmark. Services from FASTSPEED are reached through these addresses.
What it means to see AS209424 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS209424. That means the other end sits on the FASTSPEED network (Denmark). It can be legitimate — a cloud service, an ISP, a CDN — or an unexpected connection worth checking.
How to see every connection and network your devices reach
Tracing one connection's ASN at a time is tedious. Sentinela, by PC Monitor, maps the devices on your network, shows what is exposed to the internet and helps flag suspicious connections and devices — running on your Windows. Meet Sentinela.
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Perguntas frequentes
Who owns AS209424?
AS209424 is assigned to FASTSPEED, registered in Denmark.
What is an ASN (Autonomous System)?
It is a unique number identifying a network with its own routing policy on the internet. RIRs (regional registries) assign these numbers to carriers, ISPs and companies.
How many IP addresses does AS209424 control?
AS209424 currently announces about 2 thousand routed IPv4 addresses.