AS57705: the LIFOET-AS network
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Testar grátis 14 dias →AS57705 is an internet Autonomous System operated by LIFOET-AS (Bulgaria). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS57705?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS57705 was assigned to LIFOET-AS by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS57705 currently announces 5 IPv4 block(s), totaling about 2 thousand addresses (2,048 in all), registered in Bulgaria. Services from LIFOET-AS are reached through these addresses.
What it means to see AS57705 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS57705. That means the other end sits on the LIFOET-AS network (Bulgaria). 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 AS57705?
AS57705 is assigned to LIFOET-AS, registered in Bulgaria.
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 AS57705 control?
AS57705 currently announces about 2 thousand routed IPv4 addresses.