AS396204: the C1-BGP network
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Testar grátis 14 dias →AS396204 is an internet Autonomous System operated by C1-BGP (the United States). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS396204?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS396204 was assigned to C1-BGP by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS396204 currently announces 1 IPv4 block(s), totaling 512 addresses (512 in all), registered in the United States. Services from C1-BGP are reached through these addresses.
What it means to see AS396204 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS396204. That means the other end sits on the C1-BGP network (the United States). 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 AS396204?
AS396204 is assigned to C1-BGP, registered in the United States.
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 AS396204 control?
AS396204 currently announces 512 routed IPv4 addresses.