AS55361: the LUCKYTONE-NET-HK Lucky Tone Communications Ltd. network

AS55361 is an internet Autonomous System operated by LUCKYTONE-NET-HK Lucky Tone Communications Ltd. (Hong Kong). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS55361?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS55361 was assigned to LUCKYTONE-NET-HK Lucky Tone Communications Ltd. by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS55361 currently announces 9 IPv4 block(s), totaling about 9.2 thousand addresses (9,216 in all), registered in Hong Kong. Services from LUCKYTONE-NET-HK Lucky Tone Communications Ltd. are reached through these addresses.

What it means to see AS55361 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS55361. That means the other end sits on the LUCKYTONE-NET-HK Lucky Tone Communications Ltd. 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.