AS28502: the Alestra Innovacion Digital S de RL de CV network

AS28502 is an internet Autonomous System operated by Alestra Innovacion Digital S de RL de CV (Mexico). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS28502?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS28502 was assigned to Alestra Innovacion Digital S de RL de CV by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS28502 currently announces 10 IPv4 block(s), totaling about 23 thousand addresses (23,040 in all), registered in Mexico. Services from Alestra Innovacion Digital S de RL de CV are reached through these addresses.

What it means to see AS28502 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS28502. That means the other end sits on the Alestra Innovacion Digital S de RL de CV network (Mexico). 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.