AS138593: the DIEBOLDNIXDORF3 Diebold Nixdorf Singapore PTE. LTD. network

AS138593 is an internet Autonomous System operated by DIEBOLDNIXDORF3 Diebold Nixdorf Singapore PTE. LTD. (Singapore). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS138593?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS138593 was assigned to DIEBOLDNIXDORF3 Diebold Nixdorf Singapore PTE. LTD. by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS138593 currently announces 1 IPv4 block(s), totaling 256 addresses (256 in all), registered in Singapore. Services from DIEBOLDNIXDORF3 Diebold Nixdorf Singapore PTE. LTD. are reached through these addresses.

What it means to see AS138593 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS138593. That means the other end sits on the DIEBOLDNIXDORF3 Diebold Nixdorf Singapore PTE. LTD. network (Singapore). 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.