AS23999: the VNA-AS-VN Vietnam News Agency network

AS23999 is an internet Autonomous System operated by VNA-AS-VN Vietnam News Agency (Vietnam). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS23999?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS23999 was assigned to VNA-AS-VN Vietnam News Agency by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS23999 currently announces 2 IPv4 block(s), totaling 768 addresses (768 in all), registered in Vietnam. Services from VNA-AS-VN Vietnam News Agency are reached through these addresses.

What it means to see AS23999 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS23999. That means the other end sits on the VNA-AS-VN Vietnam News Agency network (Vietnam). 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

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