It is vital that we properly educate our clients on how to handle outages and provide the right tools to minimize the serious risk at hand. According to DownDetector, a site that tracks outages, Comcast customers are experiencing problems in “Mountain View, Denver, Portland, Chicago, Seattle, New York, San Francisco, Houston, Minneapolis, and Boston.” There are no firm reports of a cause as of yet. This comes shortly after the one-year anniversary of a major DDOS attack on Dyn last year that crippled the internet for an entire day back in October 2016. Comcast is calling it an “external network issue”. The issue is being reported by several major outlets including Comcast, Verizon, and AT&T. The Cloudflare outage was eventually traced back to an error in a single physical link, connecting data centres in Newark and Chicago, that caused a cascading failure that knocked out almost 20 data centres worldwide.We are issuing a warning to businesses that there is a major internet outage being reported across the United States today. In 2020, a problem with Cloudflare, another CDN company, led to a half-hour outage for most of the internet in major cities across Europe and the Americas. In 2017, a problem at Amazon’s AWS hosting business, for instance, took out some of the world’s biggest websites for several hours across the entire US east coast. The increasing centralisation of internet infrastructure in the hands of a few large companies means that single points of failure can result in sweeping outages. The Guardian moved to Twitter to run a dedicated liveblog, while tech news site the Verge published news to a shared Google Doc – until a reporter accidentally shared a link on Twitter that allowed the audience to edit it. affecting a number of sites globally, it doesn’t appear to be targeted at any one site”.ĭifferent websites handled the outage in different ways. He also said reports that users were unable to book Covid-19 tests online were being investigated as a “matter of urgency”.Īsked if ministers believed a malicious foreign group or state was responsible, he said the outage “appears to be. Our global network is coming back online.”īoris Johnson’s spokesman said the government was aware of the problems with accessing gov.uk. A Fastly spokesperson said: “We identified a service configuration that triggered disruptions across our POPs globally and have disabled that configuration. Instead, the company says a configuration error was at fault. Customers may experience increased origin load as global services return,” the company said in a status update.ĭespite speculation on social media that the outage was the result of a malicious attack, leading to the hashtag #cyberattack trending on Twitter, there is no evidence pointing to foul play. “The issue has been identified and a fix has been applied. In an error message posted at 10.58 UK time, Fastly said: “We’re currently investigating potential impact to performance with our CDN services.” It was not until 11.57 UK time, almost an hour later, that Fastly declared the incident over. That means that if the service suffers a catastrophic failure, it can prevent those companies from operating on the net at all. The technology requires Fastly to sit between most of its clients and their users. The company runs an “edge cloud”, which is designed to speed up loading times for websites, protect them from denial-of-service attacks, and help them deal with bursts of traffic. Within minutes of the outage starting, Fastly, a cloud computing services provider, acknowledged that its content distribution network was the cause of the problem. Outages were reported in locations as varied as London, Texas and New Zealand. Users in some locations, such as Berlin, reported no problems, while others experienced massive failures across the internet. The failure was not geographically universal. How content delivery networks such as Fastly workĪs well as bringing down some websites entirely, the failure also broke specific sections of other services, such as the servers for Twitter that host the social network’s emojis.
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