### MORE POSTS

August 01, 2024 3:21 PM

###### A recent spate of Internet disruptions

Cloudflare Radar is constantly monitoring the Internet for widespread disruptions. Here we examine several recent noteworthy disruptions detected in the first month of Q3, including traffic anomalies observed in Bangladesh, Syria, Pakistan, and Venezuela....

July 16, 2024 1:00 PM

###### Q2 2024 Internet disruption summary

Government directed shutdowns and cable cuts were both significant sources of Internet outages in Q2 2024. This post explores these disruptions, as well as others caused by power outages, maintenance, technical problems, military action, and unknown causes...

July 04, 2024 1:00 PM

###### Cloudflare 1.1.1.1 incident on June 27, 2024

On June 27, 2024, a small number of users globally may have noticed that 1.1.1.1 was unreachable or degraded. The root cause was a mix of BGP (Border Gateway Protocol) hijacking and a route leak...

June 26, 2024 1:00 PM

###### Cloudflare incident on June 20, 2024

A new DDoS rule resulted in an increase in error responses and latency for Cloudflare customers. Here’s how it went wrong, and what we’ve learned...

June 21, 2024 1:00 PM

###### Exam-ining recent Internet shutdowns in Syria, Iraq, and Algeria

Similar to actions taken over the last several years, governments in Syria, Iraq, and Algeria have again disrupted Internet connectivity nationwide in an attempt to prevent cheating on exams. We investigate how these disruptions were implemented, and their impact...

May 13, 2024 10:37 PM

###### East African Internet connectivity again impacted by submarine cable cuts

On Sunday, May 12, issues with the EASSy and Seacom submarine cables again disrupted connectivity to East Africa, impacting a number of countries previously affected by a set of cable cuts that occurred nearly three months earlier...

April 29, 2024 1:00 PM

###### Q1 2024 Internet disruption summary

The first quarter of 2024 kicked off with quite a few Internet disruptions. Perhaps most interestingly, RPKI, DNS, and DNSSEC issues were among the technical problems that disrupted connectivity for subscribers across multiple network providers...

April 08, 2024 1:00 PM

###### Major data center power failure (again): Cloudflare Code Orange tested

Just four months after a complete power outage at a critical data center we were hit with the exact same scenario. Here’s how we did this time, and what’s next...

March 14, 2024 6:03 PM

###### Undersea cable failures cause Internet disruptions for multiple African countries

Internet connectivity in several African countries was disrupted on March 14, 2024, beginning at approximately 05:00 UTC. Based on published reports and social media posts from impacted network providers, the disruption is believed to be due to multiple undersea cable failures in...

January 22, 2024 2:00 PM

###### Q4 2023 Internet disruption summary

In this post, we review selected Internet disruptions observed by Cloudflare during the fourth quarter of 2023, supported by traffic graphs from Cloudflare Radar and other internal Cloudflare tools, and grouped by associated cause or common geography...

December 12, 2023 1:00 PM

###### Cloudflare 2023 Year in Review

The 2023 Cloudflare Radar Year in Review is our fourth annual review of Internet trends and patterns observed throughout the year at both a global and country/region level across a variety of traffic, connectivity, and speed metrics, based on data from Cloudflare’s network...

November 04, 2023 6:18 AM

###### Post mortem on the Cloudflare Control Plane and Analytics Outage

Beginning on Thursday, November 2, 2023, at 11:43 UTC Cloudflare's control plane and analytics services experienced an outage. Here are the details...

October 25, 2023 1:05 PM

###### Q3 2023 Internet disruption summary

In this post, we review selected Internet disruptions observed by Cloudflare during the third quarter of 2023, supported by traffic graphs from Cloudflare Radar and other internal Cloudflare tools, and grouped by associated cause or common geography...

October 09, 2023 8:05 PM

###### Internet traffic patterns in Israel and Palestine following the October 2023 attacks

On Saturday, October 7, 2023, attacks from the Palestinian group Hamas launched from the Gaza Strip against the south of Israel started a new conflict in the region. Cloudflare's data shows that Internet traffic was impacted in different ways...

October 04, 2023 7:40 PM

###### 1.1.1.1 lookup failures on October 4, 2023

On 4 October 2023, Cloudflare experienced DNS resolution problems. Some users may have received SERVFAIL DNS responses to valid queries. In this blog, we’re going to talk about what the failure was, why it occurred, and what we’re doing to make sure this doesn’t happen again...