AS57642: the ADENCF-AS network
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Testar grátis 14 dias →AS57642 is an internet Autonomous System operated by ADENCF-AS (France). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS57642?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS57642 was assigned to ADENCF-AS by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS57642 currently announces 2 IPv4 block(s), totaling about 2.3 thousand addresses (2,304 in all), registered in France. Services from ADENCF-AS are reached through these addresses.
What it means to see AS57642 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS57642. That means the other end sits on the ADENCF-AS network (France). 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 AS57642?
AS57642 is assigned to ADENCF-AS, registered in France.
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 AS57642 control?
AS57642 currently announces about 2.3 thousand routed IPv4 addresses.