How the Dyn outage affected Cloudflare
October 27, 2016 12:10 PM
Last Friday the popular DNS service Dyn suffered three waves of DDoS attacks that affected users first on the East Coast of the US, and later users worldwide. ...
Dyn issues affecting joint customers
October 21, 2016 6:22 PM
Today there is an ongoing, large scale Denial-of-Service attack directed against Dyn DNS. While Cloudflare services are operating normally, if you are using both Cloudflare and Dyn services, your website may be affected....
Syrian Internet Restored
May 08, 2013 11:10 AM
Yesterday, Syria's Internet connectivity was cut off from the rest of the world. At 14:12 UTC, approximately 19 hours and 30 minutes after it had been shut down, connectivity was returned....
How Syria Turned Off the Internet (Again)
May 07, 2013 2:13 PM
Today at 18:48 UTC, Syria dropped off the Internet. Based on the data we collect from our network, as well as reports from other organizations monitoring network routes, it appears that someone systematically withdrew the BGP. ...
Today's Outage Post Mortem
March 03, 2013 1:47 PM
This morning at 09:47 UTC CloudFlare effectively dropped off the Internet. The outage affected all of CloudFlare's services including DNS and any services that rely on our web proxy....
MORE POSTS
November 29, 2012 8:13 PM
How Syria Turned Off the Internet
Today, 29 November 2012, between 1026 and 1028 (UTC), all traffic from Syria to the rest of the Internet stopped. At CloudFlare, we witnessed the drop off. We've spent the morning studying the situation to understand what happened. ...
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November 06, 2012 9:09 AM
Why Google Went Offline Today and a Bit about How the Internet Works
Today, Google's services experienced a limited outage for about 27 minutes over some portions of the Internet. The reason this happened dives into the deep, dark corners of networking. ...
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June 30, 2012 7:56 PM
Thoughts on the AWS outage: making the cloud more resilient to failure
A huge storm rolled across the eastern United States last night, topping trees and knocking out power. Amazon Web Services (AWS) had one of their primary data centers in Virginia lose power. ...
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May 02, 2012 8:41 PM
Today's Outage Post Mortem
CloudFlare had an outage across much of our network today. The outage began at 20:19 (GMT). It affected approximately 75% of traffic to CloudFlare's network. The length of time for the outage varied depending on region, but the maximum period of downtime was approximately 15 minu...
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