AS401604: the COLOCATAIRES network
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Testar grátis 14 dias →AS401604 is an internet Autonomous System operated by COLOCATAIRES (Canada). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS401604?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS401604 was assigned to COLOCATAIRES by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS401604 currently announces 1 IPv4 block(s), totaling 256 addresses (256 in all), registered in Canada. Services from COLOCATAIRES are reached through these addresses.
What it means to see AS401604 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS401604. That means the other end sits on the COLOCATAIRES 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 AS401604?
AS401604 is assigned to COLOCATAIRES, 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 AS401604 control?
AS401604 currently announces 256 routed IPv4 addresses.