AS211124: the CGI-UK-AS network
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Testar grátis 14 dias →AS211124 is an internet Autonomous System operated by CGI-UK-AS (France). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS211124?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS211124 was assigned to CGI-UK-AS by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS211124 currently announces 18 IPv4 block(s), totaling about 10 thousand addresses (9,984 in all), registered in France. Services from CGI-UK-AS are reached through these addresses.
What it means to see AS211124 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS211124. That means the other end sits on the CGI-UK-AS network (France). 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 AS211124?
AS211124 is assigned to CGI-UK-AS, registered in France.
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 AS211124 control?
AS211124 currently announces about 10 thousand routed IPv4 addresses.