AS215318: the NETRALEX 10e7a552a076c18237e09d6ef59e34afdb791491 network

AS215318 is an internet Autonomous System operated by NETRALEX 10e7a552a076c18237e09d6ef59e34afdb791491 (the Netherlands). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS215318?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS215318 was assigned to NETRALEX 10e7a552a076c18237e09d6ef59e34afdb791491 by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS215318 currently announces 1 IPv4 block(s), totaling 256 addresses (256 in all), registered in the Netherlands. Services from NETRALEX 10e7a552a076c18237e09d6ef59e34afdb791491 are reached through these addresses.

What it means to see AS215318 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS215318. That means the other end sits on the NETRALEX 10e7a552a076c18237e09d6ef59e34afdb791491 network (the Netherlands). 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.