AS23653: the BNPP-AS-SG BNP Paribas SG, Transit AS, Singapore network

AS23653 is an internet Autonomous System operated by BNPP-AS-SG BNP Paribas SG, Transit AS, Singapore (Singapore). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS23653?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS23653 was assigned to BNPP-AS-SG BNP Paribas SG, Transit AS, Singapore by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS23653 currently announces 3 IPv4 block(s), totaling about 6.1 thousand addresses (6,144 in all), registered in Singapore. Services from BNPP-AS-SG BNP Paribas SG, Transit AS, Singapore are reached through these addresses.

What it means to see AS23653 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS23653. That means the other end sits on the BNPP-AS-SG BNP Paribas SG, Transit AS, Singapore 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.