AS152179: the GCNL-AS-AP GLOBAL COMMUNICATION NETWORK LIMITED network

AS152179 is an internet Autonomous System operated by GCNL-AS-AP GLOBAL COMMUNICATION NETWORK LIMITED (Hong Kong). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS152179?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS152179 was assigned to GCNL-AS-AP GLOBAL COMMUNICATION NETWORK LIMITED by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS152179 currently announces 301 IPv4 block(s), totaling about 140.8 thousand addresses (140,800 in all), registered in Hong Kong. Services from GCNL-AS-AP GLOBAL COMMUNICATION NETWORK LIMITED are reached through these addresses.

What it means to see AS152179 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS152179. That means the other end sits on the GCNL-AS-AP GLOBAL COMMUNICATION NETWORK LIMITED network (Hong Kong). 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.