AS33256: the 3268120-NSC network
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Testar grátis 14 dias →AS33256 is an internet Autonomous System operated by 3268120-NSC (Canada). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS33256?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS33256 was assigned to 3268120-NSC by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS33256 currently announces 1 IPv4 block(s), totaling 512 addresses (512 in all), registered in Canada. Services from 3268120-NSC are reached through these addresses.
What it means to see AS33256 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS33256. That means the other end sits on the 3268120-NSC network (Canada). 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 AS33256?
AS33256 is assigned to 3268120-NSC, registered in Canada.
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 AS33256 control?
AS33256 currently announces 512 routed IPv4 addresses.