Performance measurements… and the people who love them
2025-05-20
Developers have a gut-felt understanding for performance, but that intuition breaks down when systems reach Cloudflare’s scale....
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A good day to trie-hard: saving compute 1% at a time
2024-09-10
Pingora handles 35M+ requests per second, so saving a few microseconds per request can translate to thousands of dollars saved on computing costs. In this post, we share how we freed up over 500 CPU ...
Gone offline: how Cloudflare Radar detects Internet outages
2023-09-26
Cloudflare Radar will be publishing anomalous traffic events for countries and Autonomous Systems (ASes). These events are the same ones referenced above that have been triggering our internal workflow to validate and confirm disruptions...
INP. Get ready for the new Core Web Vital
2023-06-20
On May 10, 2023, Google announced that INP will replace FID in the Core Web Vitals in March 2024. The Core Web Vitals play a role in the Google Search algorithm. So website owners who care about Search Engine Optimization (SEO) should prepare for the change...
Announcing database integrations: a few clicks to connect to Neon, PlanetScale and Supabase on Workers
2023-05-16
Developer WeekLatin AmericaSASECloudflare WorkersServerlessDatabaseInternet PerformanceDevelopersDeveloper PlatformConnectivity Cloud
Today we’re announcing Database Integrations – making it seamless to connect to your database of choice on Workers. To start, we’ve added some of the most popular databases that support HTTP connections: Neon, PlanetScale and Supabase with more to come!...
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April 18, 2023 1:00 PM
Making home Internet faster has little to do with “speed”
The speed of an Internet connection is more about decreasing real-world latency than adding underutilized bandwidth...
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December 16, 2022 2:00 PM
The unintended consequences of blocking IP addresses
A discussion about IP blocking: why we see it, what it is, what it does, who it affects, and why it’s such a problematic way to address content online....
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March 21, 2022 12:59 PM
New cities on the Cloudflare global network: March 2022 edition
Today, we are announcing the addition of 18 new cities in Africa, South America, Asia, and the Middle East, bringing our network to over 270 cities globally...
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January 21, 2022 12:20 PM
Internet outage in Yemen amid airstrikes
The early hours of Friday, January 21, 2022, started in Yemen with a country-wide Internet outage...
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October 09, 2021 12:58 PM
Where is mobile traffic the most and least popular?
We used Cloudflare Radar to find out those countries on the planet that have more (and less) mobile traffic on the Internet. Africa and the Middle East are the areas of the planet where mobile traffic dominates the Internet experience...
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September 19, 2021 12:59 PM
Project Myriagon: Cloudflare Passes 10,000 Connected Networks
This is the culmination of a special project we’ve been working on for the last few months dubbed Project Myriagon, a reference to the 10,000-sided polygon of the same name....
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September 14, 2021 12:59 PM
Improve site load times and SEO with one-click support for Signed Exchanges on Google Search
Starting today, Cloudflare customers will be able to generate Signed Exchanges (SXG) for Google Search with just one click....
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September 13, 2021 12:59 PM
Cloudflare Passes 250 Cities, Triples External Network Capacity, 8x-es Backbone
Today, I have three speedy infrastructure updates: we’ve passed 250 on-network cities, more than tripled our external network capacity, and increased our long-haul internal backbone network by over 800% since the start of 2020....
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June 30, 2021 12:59 PM
Cloudflare’s Network Doubles CPU Capacity and Expands Into Ten New Cities in Four New Countries
Cloudflare's global network is always expanding. We've recently added ten new cities and four new countries to our network....
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June 22, 2021 10:19 AM
Sudan's exam-related Internet shutdowns
To prevent cheating in exams many countries restrict or even shut down Internet access during critical exam hours. I wrote two weeks ago about Syria having planned Internet shutdowns during June, for exams. Sudan is doing the same thing and has had four shutdowns so far. ...
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January 06, 2021 5:05 PM
Internet traffic disruption caused by the Christmas Day bombing in Nashville
On Christmas Day 2020, an apparent suicide bomb exploded in Nashville, TN. The explosion happened outside an AT&T network building on Second Avenue in Nashville at 1230 UTC....
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August 04, 2020 1:00 PM
Cloudflare Network Interconnection partnerships launch
Today we’re excited to announce Cloudflare’s Network Interconnection Partner Program, in support of our new CNI product. As ever more enterprises turn to Cloudflare to secure and accelerate their branch and core networks, the ability to connect privately and securely becomes incr...
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May 01, 2020 11:00 AM
When people pause the Internet goes quiet
As human behaviour has changed in response to the pandemic, it's left a mark on the charts that network operators look at day in, day out to ensure that their networks are running correctly....
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April 23, 2020 3:08 PM
Internet performance during the COVID-19 emergency
The Internet has shown that it was built for this: designed to handle huge changes in traffic, outages, and a changing mix of use. As we are well into April I thought it was time for an update....
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