AS263311: the IP2 INTERNET LTDA network

AS263311 is an internet Autonomous System operated by IP2 INTERNET LTDA (Brazil). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS263311?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS263311 was assigned to IP2 INTERNET LTDA by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS263311 currently announces 1 IPv4 block(s), totaling about 2 thousand addresses (2,048 in all), registered in Brazil. Services from IP2 INTERNET LTDA are reached through these addresses.

What it means to see AS263311 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS263311. That means the other end sits on the IP2 INTERNET LTDA 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.