Others include news outlets such as The Guardian, Financial Times, Independent, New York Times, Evening Standard, and Bloomberg.
Sky also claims that some of its services are affected. “The outage appears to be affecting some services on the Sky News website and app, including our live blog and videos,” writes the news channel here.
The Amazon retail website is also understood to be experiencing problems as its video gaming live streaming platform Twitch.
It is unclear what has triggered the widespread web outages, but service monitoring website Down Detector shows a spike in reports of outages on Amazon Web Services.
The BBC suggests the problem could be related to Fastly, a cloud computing provider, which underpins a lot of major websites.