Experts say the incident revealed what can happen when a such a broad spectrum of companies rely on singular cloud provider.

Millions around the world found themselves unable to access popular services thanks to a Domain Name System issue with Amazon Web Services.

Amazon Web Services (AWS) experienced a major outage on Monday, October 20, causing a ripple effect across nearly every industry. One unexpected hiccup, however, left some tech owners in quite a pickle when bedtime came around.

Vice President Bob Wambach of Dynatrace says global economy's dependence on cloud providers creates risk of systemic outages lasting hours or days.

An Amazon Web Services outage impacting Amazon's own services and as well as apps around the world wasn't resolved until Monday evening.`

Widespread internet outages were reported early on Monday, taking down popular services including Snapchat, Fortnite and Roblox, as Amazon Web Services said there was an issue they were working to mitigate.

In making sense of all the hullabaloo, cybersecurity expert David Kennedy just dropped a curt and pertinent take on the AWS outage.

According to the AWS service health page, Amazon was looking into "increased error rates and latencies for multiple AWS services" in the US-EAST-1 region (i.e. data centers in Northern Virginia) as of 3:11AM ET on Monday.

The outage underscored a central trade-off of cloud computing: while it lets businesses deploy global services without maintaining vast infrastructure, it concentrates risk. A problem in a single region—like Northern Virginia—can cause widespread, simultaneous outages for unrelated companies worldwide.

This article originally published at Texas restaurants take big hit after massive AWS outage kills online orders. Chinese staff at Nexperia have been told to ignore instructions from the group’s Netherlands head office after the Dutch government seized control of the company.