The massive internet blackout which brought down hundreds of websites across the world has been blamed on a single unnamed IT customer.<br>It left millions of people unable to access a host of major sites including Amazon, Spotify and PayPal, as well as the , and the . <br>Yesterday’s outage was caused by a software bug triggered when a customer for Fastly – the US cloud-computing company responsible for the problems – changed their settings, the firm said.<br>Scroll down for video<br> Source: The internet blackout which brought down hundreds of websites across the world has been blamed on a single customer of Fastly, the US Website design company responsible for the issue (stock)<br><div class=”art-ins mol-factbox sciencetech floatRHS” data-version=”2″ id=”mol-892abc50-c92e-11eb-84da-8f4baff66a5d” website internet blackout was caused by ONE Fastly customer