AS43956: the FINIERIS-AS network
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Testar grátis 14 dias →AS43956 is an internet Autonomous System operated by FINIERIS-AS (Latvia). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS43956?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS43956 was assigned to FINIERIS-AS by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS43956 currently announces 1 IPv4 block(s), totaling 256 addresses (256 in all), registered in Latvia. Services from FINIERIS-AS are reached through these addresses.
What it means to see AS43956 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS43956. That means the other end sits on the FINIERIS-AS network (Latvia). 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 AS43956?
AS43956 is assigned to FINIERIS-AS, registered in Latvia.
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 AS43956 control?
AS43956 currently announces 256 routed IPv4 addresses.