AS264061: the Municipio de Caxias do Sul network

AS264061 is an internet Autonomous System operated by Municipio de Caxias do Sul (Brazil). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS264061?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS264061 was assigned to Municipio de Caxias do Sul by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS264061 currently announces 1 IPv4 block(s), totaling 256 addresses (256 in all), registered in Brazil. Services from Municipio de Caxias do Sul are reached through these addresses.

What it means to see AS264061 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS264061. That means the other end sits on the Municipio de Caxias do Sul network (Brazil). 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.