AS198024: the FI-ISTEKKI-AS network

AS198024 is an internet Autonomous System operated by FI-ISTEKKI-AS (Finland). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS198024?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS198024 was assigned to FI-ISTEKKI-AS by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS198024 currently announces 13 IPv4 block(s), totaling about 82.9 thousand addresses (82,944 in all), registered in Finland. Services from FI-ISTEKKI-AS are reached through these addresses.

What it means to see AS198024 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS198024. That means the other end sits on the FI-ISTEKKI-AS network (Finland). 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.