AS137509: the SAMUELSSH-AS-AP Kersip Operations LLC Samuel SSH Network network

AS137509 is an internet Autonomous System operated by SAMUELSSH-AS-AP Kersip Operations LLC Samuel SSH Network (the Netherlands). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS137509?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS137509 was assigned to SAMUELSSH-AS-AP Kersip Operations LLC Samuel SSH Network by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS137509 currently announces 2 IPv4 block(s), totaling 768 addresses (768 in all), registered in the Netherlands. Services from SAMUELSSH-AS-AP Kersip Operations LLC Samuel SSH Network are reached through these addresses.

What it means to see AS137509 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS137509. That means the other end sits on the SAMUELSSH-AS-AP Kersip Operations LLC Samuel SSH Network 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.