AS151951: the SLNTCL-AS-AP Shenzhen lesuyun Network Technology Co., Ltd network

AS151951 is an internet Autonomous System operated by SLNTCL-AS-AP Shenzhen lesuyun Network Technology Co., Ltd (China). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS151951?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS151951 was assigned to SLNTCL-AS-AP Shenzhen lesuyun Network Technology Co., Ltd by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS151951 currently announces 2 IPv4 block(s), totaling 768 addresses (768 in all), registered in China. Services from SLNTCL-AS-AP Shenzhen lesuyun Network Technology Co., Ltd are reached through these addresses.

What it means to see AS151951 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS151951. That means the other end sits on the SLNTCL-AS-AP Shenzhen lesuyun Network Technology Co., Ltd network (China). 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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