AS51149: the SINCH-AS network
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Testar grátis 14 dias →AS51149 is an internet Autonomous System operated by SINCH-AS (Sweden). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS51149?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS51149 was assigned to SINCH-AS by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS51149 currently announces 1 IPv4 block(s), totaling 768 addresses (768 in all), registered in Sweden. Services from SINCH-AS are reached through these addresses.
What it means to see AS51149 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS51149. That means the other end sits on the SINCH-AS network (Sweden). 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 AS51149?
AS51149 is assigned to SINCH-AS, registered in Sweden.
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 AS51149 control?
AS51149 currently announces 768 routed IPv4 addresses.