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November 01, 2021 10:41AM
It's not every day that there is no Internet access in an entire country. In the case of Sudan, it has been five days without Internet after political turmoil that started last Monday, October 25, 2021...
October 25, 2021 8:00PM
Internet Traffic Cloudflare Radar Internet Shutdown OutageToday, October 25, following political turmoil, Sudan woke up without Internet access....
October 08, 2021 4:16PM
Outage Facebook BGP DNS TrendsToday, we're going to show you how the Facebook and affiliate sites downtime affected us, and what we can see in our data....
October 04, 2021 10:08PM
Trends Outage BGP DNS FacebookToday at 1651 UTC, we opened an internal incident entitled "Facebook DNS lookup returning SERVFAIL" because we were worried that something was wrong with our DNS resolver 1.1.1.1. But as we were about to post on our public status page we realized something else more serious was going on....
November 27, 2020 12:00PM
Post Mortem API Postgres Outage EngineeringWhen we review design documents at Cloudflare, we are always on the lookout for Single Points of Failure (SPOFs). In this post, we present a timeline of a real-world incident, and how an interesting failure mode known as a Byzantine fault played a role in a cascading series of events....
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