June 10, 2022 10:01 AM
On June 7, the Africa-Asia-Europe-1 (AAE-1) and SEA-ME-WE-5 (SMW-5) submarine cables suffered cable cuts, impactingInternet connectivity for millions of Internet users across multiple countries in the Middle East, Africa, and Asia...
April 05, 2022 12:57 PM
This post tells the story of how a missing shell option called “pipefail” slowed Cloudflare down....
March 09, 2022 10:11 AM
DNSSEC issues with the .fj ccTLD caused problems reaching websites on the island nation...
February 22, 2022 1:04 PM
Tonga, the South Pacific archipelago nation (with 169 islands), was reconnected to the Internet this early morning (UTC) and is back online after successful repairs to the undersea cable that was damaged on Saturday, January 15, 2022, by the January 14, volcanic eruption...
January 21, 2022 12:20 PM
The early hours of Friday, January 21, 2022, started in Yemen with a country-wide Internet outage...
November 01, 2021 10:41 AM
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 7:00 PM
Today, October 25, following political turmoil, Sudan woke up without Internet access....
October 08, 2021 3:16 PM
Today, 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 9:08 PM
Today 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 ...
November 27, 2020 12:00 PM
At Cloudflare, we are always on the lookout for Single Points of Failure. In this post, we explore the role a failure mode known as a Byzantine fault played in a a real-world incident....
August 30, 2020 8:55 PM
Today CenturyLink/Level(3), a major ISP and Internet bandwidth provider, experienced a significant outage that impacted some of Cloudflare’s customers as well as a significant number of other services and providers across the Internet. ...
July 18, 2020 1:22 AM
Today a configuration error in our backbone network caused an outage for Internet properties and Cloudflare services that lasted 27 minutes. We saw traffic drop by about 50% across our network....
April 16, 2020 12:28 AM
Starting at 1531 UTC and lasting until 1952 UTC, the Cloudflare Dashboard and API were unavailable because of the disconnection of multiple, redundant fibre connections from one of our two core data centers....
July 12, 2019 3:45 PM
Almost nine years ago, Cloudflare was a tiny company and I was a customer not an employee. Cloudflare had launched a month earlier and one day alerting told me that my little site, jgc.org, didn’t seem to have working DNS any more. ...
July 02, 2019 3:50 PM
Starting at 1342 UTC today we experienced a global outage across our network that resulted in visitors to Cloudflare-proxied domains being shown 502 errors (“Bad Gateway”). The cause of this outage was deployment of a single misconfigured rule within the Cloudflare Web Applicatio...
November 15, 2018 5:22 PM
Last Monday evening — 12 November 2018 — Google and a number of other services experienced a 74 minute outage. Incidents like this only serve to demonstrate just how much frailty is involved in how packets get from one point on the Internet to another....
September 07, 2017 8:58 PM
Over the last two days, Cloudflare observed two events that had effects on global Internet traffic levels. Cloudflare handles approximately 10% of all Internet requests, so we have significant visibility into traffic from countries and networks across the world....
August 16, 2017 12:15 AM
At approximately 4:50pm local time (8:50am UTC) August 15, a major unexpected power outage hit the island of Taiwan with a significant amount of its power generation facilities going down....
November 30, 2016 1:00 AM
Sometime before midnight Monday (UK local time) a ship dropped its anchor and broke, not one, not two, but three undersea cables serving the island of Jersey in the English Channel. ...
