AS199758: the NEXYLAN network
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Testar grátis 14 dias →AS199758 is an internet Autonomous System operated by NEXYLAN (France). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS199758?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS199758 was assigned to NEXYLAN by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS199758 currently announces 6 IPv4 block(s), totaling about 4.6 thousand addresses (4,608 in all), registered in France. Services from NEXYLAN are reached through these addresses.
What it means to see AS199758 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS199758. That means the other end sits on the NEXYLAN 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 AS199758?
AS199758 is assigned to NEXYLAN, 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 AS199758 control?
AS199758 currently announces about 4.6 thousand routed IPv4 addresses.