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All posts in: "Outage Reports"

A Tale of Two Trading Sites Told by Network Monitoring

Posted by on February 22nd, 2018
February 22nd, 2018

How can network monitoring help understand online trading website performance? In the first days of February, 2018 the stock market went on a bit of wild ride, with high levels of volatility amidst heavy trading sessions. On February 5th, the Dow skidded almost 1600 points before recovering slightly to a loss of 1175 points for the day—its worst daily point drop ever. Asian markets soon experienced their own swoon. Then on February 6, U.S. markets bounced back—regaining nearly 570 points, while the FTSE experienced its biggest drop since Brexit. As of February 9, the volatility continued.… Read More »

Top Internet and Cloud Outages of 2017

Posted by on January 17th, 2018
January 17th, 2018

Now that we have rung in the new year and settled into our daily routine, let’s take a few minutes to reflect on the state of the Internet and key outages that shook the world in 2017. Over the past few years, as we analyze many such outage events, we’ve noticed an undeniable trend that governs today’s cloud era: The Internet is the backbone of human communication. We start and end our day with it. Be it calling a ride to work or ordering dinner on the way back, the Internet has a part to play in our quality of life. Which is why when it breaks, it causes havoc.… Read More »

Comcast Suffers Outage Due to Significant Level 3 BGP Route Leak

Posted by on November 7th, 2017
November 8th, 2017

On Monday morning, November 6th 2017, from 9:45am-11:25am Pacific, Comcast suffered a nationwide outage sending several million users of the popular Internet Service Provider into a frenzy. Our analysis has revealed that Level 3 leaked over a thousand routes belonging to Comcast subsidiary networks and their customers. The immediate effect was that instead of traffic going through the Comcast backbone to reach these networks, traffic was forced to go via Level 3.… Read More »

What Happened When Marketo’s Domain Name Expired?

Posted by on July 26th, 2017
August 1st, 2017

On Tuesday, July 25th, 2017 at 4:25am Pacific, all services related to Marketo’s domain “marketo.com” began experiencing an outage. The outage continues to have impacts at the time of writing. Marketo is a marketing automation software widely used by companies around the world—when Marketo went down on Tuesday, forms on many companies’ websites broke completely. Many users were unable to access the Marketo platform or even email Marketo employees, since Marketo mail servers were also inaccessible.… Read More »

Rostelecom Route Leak Targets E-Commerce Services

Posted by on May 1st, 2017
May 1st, 2017

Last week Rostelecom, one of Russia’s largest, partially state-owned Internet service providers, leaked dozens of routes pertaining to IP addresses that belong to major financial services firms. This route leak redirected Internet traffic bound for these financial firms to Rostelcom, as some routers around the Internet decided that the new, leaked routes were preferable to the legitimate ones. … Read More »

AWS S3 Outage Likely Caused by Internal Network Issue

Posted by on February 28th, 2017
November 10th, 2017

On Tuesday, February 28th, 2017, the US-East-1 region of Amazon Web Services S3 saw a complete outage from 9:40am to 12:36pm PST. AWS S3 (Simple Storage Service) is a cloud object storage solution that many services rely on to store and retrieve files from anywhere on the web. In addition, many other AWS services that depend on S3 – Elastic Load Balancers, Redshift data warehouse, Relational Database Service and others – also had limited to no functionality. … Read More »

Top Internet Outages of 2016

Posted by on December 20th, 2016
January 18th, 2017

As we sip on warm holiday beverages and gradually wind down the year, it’s rather customary to reflect on the past and contemplate the future. Following traditions, we took a stroll down memory lane analyzing the state of the Internet and the “cloud”. In today’s blog post we discuss some of the most impactful outages of 2016, understand common trends and evaluate some of the key learnings.… Read More »

Connecting the Dots: Web Performance and 3rd-Party Scripts

Posted by on October 26th, 2016
October 26th, 2016

As explained in our recent blog post, The DDoS Attack on Dyn’s DNS Infrastructure, a large-scale DDoS attack took down a good chunk of the Internet on the morning of Friday, October 21st. It was a very busy morning for anyone involved with website reliability and network operations in any of the hundreds of businesses that were, in one way or another, impacted by the outage.… Read More »

The DDoS Attack on Dyn’s DNS Infrastructure

Posted by on October 25th, 2016
October 25th, 2016

On Friday, October 21st, a series of large-scale DDoS attacks were launched against Dyn, a managed DNS provider. Over the course of 18 hours, these attacks disrupted many critical services–including Spotify, Amazon and HBO Now–all of whom are customers of Dyn. At the height of the attack, approximately 75% of our global vantage points sent queries that went unanswered by Dyn’s servers.… Read More »

Pokémon GO Experiences Network and Application Outages

Posted by on July 28th, 2016
November 10th, 2017

On July 6, 2016, Pokémon GO, the augmented reality gaming phenomenon, launched in the United States, and millions became Pokémon trainers with the dream to “catch’ em all.” By July 7, Pokémon GO was the most downloaded and top-grossing game in the United States. At the time of this writing, the GPS-based game had generated $35 million in revenue from 30 million downloads. … Read More »