AS328109: the City-of-Cape-Town-AS network
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Testar grátis 14 dias →AS328109 is an internet Autonomous System operated by City-of-Cape-Town-AS (South Africa). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS328109?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS328109 was assigned to City-of-Cape-Town-AS by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS328109 currently announces 2 IPv4 block(s), totaling about 65.5 thousand addresses (65,536 in all), registered in South Africa. Services from City-of-Cape-Town-AS are reached through these addresses.
What it means to see AS328109 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS328109. That means the other end sits on the City-of-Cape-Town-AS network (South Africa). 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 AS328109?
AS328109 is assigned to City-of-Cape-Town-AS, registered in South Africa.
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 AS328109 control?
AS328109 currently announces about 65.5 thousand routed IPv4 addresses.