AS57474: the NAZHIN network
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Testar grátis 14 dias →AS57474 is an internet Autonomous System operated by NAZHIN (Iran). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS57474?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS57474 was assigned to NAZHIN by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS57474 currently announces 2 IPv4 block(s), totaling about 1.3 thousand addresses (1,280 in all), registered in Iran. Services from NAZHIN are reached through these addresses.
What it means to see AS57474 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS57474. That means the other end sits on the NAZHIN network (Iran). 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 AS57474?
AS57474 is assigned to NAZHIN, registered in Iran.
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 AS57474 control?
AS57474 currently announces about 1.3 thousand routed IPv4 addresses.