AS153741: the LEWUTECH-VN Lewu Tech Co., Ltd. network
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Testar grátis 14 dias →AS153741 is an internet Autonomous System operated by LEWUTECH-VN Lewu Tech Co., Ltd. (Vietnam). Here is what that means and why this number may show up when you investigate a connection on your network.
What is AS153741?
An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS153741 was assigned to LEWUTECH-VN Lewu Tech Co., Ltd. by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.
Reach on the internet
AS153741 currently announces 1 IPv4 block(s), totaling 512 addresses (512 in all), registered in Vietnam. Services from LEWUTECH-VN Lewu Tech Co., Ltd. are reached through these addresses.
What it means to see AS153741 on your network
When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS153741. That means the other end sits on the LEWUTECH-VN Lewu Tech Co., Ltd. network (Vietnam). 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 AS153741?
AS153741 is assigned to LEWUTECH-VN Lewu Tech Co., Ltd., registered in Vietnam.
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 AS153741 control?
AS153741 currently announces 512 routed IPv4 addresses.