AS25549: the AVANTEL-AS network
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Testar grátis 14 dias →AS25549 is an internet Autonomous System operated by AVANTEL-AS (Russia). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS25549?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS25549 was assigned to AVANTEL-AS by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS25549 currently announces 28 IPv4 block(s), totaling about 43.5 thousand addresses (43,520 in all), registered in Russia. Services from AVANTEL-AS are reached through these addresses.
What it means to see AS25549 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS25549. That means the other end sits on the AVANTEL-AS network (Russia). 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 AS25549?
AS25549 is assigned to AVANTEL-AS, registered in Russia.
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 AS25549 control?
AS25549 currently announces about 43.5 thousand routed IPv4 addresses.