AS16050: the REFINITIV-SLOUGH-LO5-RES-AS Refinitiv Slough-LO5 resiliancy network

AS16050 is an internet Autonomous System operated by REFINITIV-SLOUGH-LO5-RES-AS Refinitiv Slough-LO5 resiliancy (the United Kingdom). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS16050?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS16050 was assigned to REFINITIV-SLOUGH-LO5-RES-AS Refinitiv Slough-LO5 resiliancy by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS16050 currently announces 19 IPv4 block(s), totaling about 10.8 thousand addresses (10,752 in all), registered in the United Kingdom. Services from REFINITIV-SLOUGH-LO5-RES-AS Refinitiv Slough-LO5 resiliancy are reached through these addresses.

What it means to see AS16050 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS16050. That means the other end sits on the REFINITIV-SLOUGH-LO5-RES-AS Refinitiv Slough-LO5 resiliancy network (the United Kingdom). 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.