The cloud-computing division of the internet giant is used by thousands of internet customers, many of whom reported disruptions on Monday.

The outage is certain to raise questions about whether Amazon — and its fellows in Big Tech — supervise their systems with the rigor appropriate to crucial services with a global footprint. As lawyers put it, “res ipsa loquitur” — “the thing speaks for itself.” The answer it gives is “no.”

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

A massive Amazon Web Services (AWS) outage is wreaking havoc on the Internet. In an update Monday morning, Amazon said that it is “still experiencing elevated errors.” A massive Amazon Web Services (AWS) outage is affected major websites and apps on Monday. Downdetector is even running a breaking news bar at the top of the site.

An Amazon Web Services outage has caused significant issues for a number of high-profile websites Monday morning, including Snapchat, Roblox, Fortnite, online broker Robinhood and the McDonald’s app.

Yesterday, a major AWS outage brought the world to a standstill. But why did it happen? And will it ever happen again?

Services disrupted included major retailers, airlines, social-media apps, financial-services companies and more. Amazon said its systems have recovered.

Amazon confirmed the glitch at 3:51 a.m. ET, and said by 6:35 a.m. ET the issues had been addressed. Companies that use Amazon Web Services are recovering after a problem with the cloud service disrupted operations at a wide range of companies Monday. 1

The company said that while the issue has been resolved, some services may experience a backlog of messages while it works to process them over the next few hours.