Tiered Cache Smart Topology
February 18, 2021 8:00 PM
We are introducing a new topology for Tiered Cache that reduces origin load by increasing cache hit ratio....
Introducing Cache Analytics
June 16, 2020 7:28 PM
Cache Analytics gives you deeper exploration capabilities into Cloudflare’s content delivery services, making it easier than ever to improve the performance and economics of serving your website to the world....
Why We Started Putting Unpopular Assets in Memory
March 24, 2020 12:00 PM
Recently, we developed a technology that reduces our hit tail latency and reduces the wear out of SSDs. This technology is a memory-SSD hybrid storage system that puts unpopular assets in memory....
Why Cloudflare Chose AMD EPYC for Gen X Servers
March 01, 2020 1:00 PM
Looking back at this week's posts on the design, specifications, and performance of Cloudflare’s Gen X servers using AMD CPUs. Every server can run every service. This architectural decision has helped us achieve higher efficiency across the Cloudflare network. ...
Introducing the Workers Cache API: Giving you control over how your content is cached
January 25, 2019 3:33 PM
At Cloudflare, we aim to make the Internet faster and safer for everyone. One way we do this is through caching: we keep a copy of our customer content in our 165 data centers around the world. This brings content closer to users and reduces traffic back to origin servers....
MORE POSTS
December 24, 2018 4:00 PM
Mejoramos el tiempo hasta el primer byte de HTML
El tiempo hasta el primer byte (TTFB) de un sitio web es el tiempo desde que el usuario comienza a navegar hasta que el código HTML de la página que ha solicitado empieza a llegar....
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October 22, 2018 12:27 PM
Cloudflare Peering Portal - Beta
Cloudflare launches Peering Portal - Beta to allow network operators and hosting providers to explore transit savings, performance benefits and traffic Management opportunities for peering with Cloudflare or hosting a node...
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September 14, 2018 2:26 PM
Cache API for Cloudflare Workers is now in Beta!
In October of last year we announced the launch of Cloudflare Workers. Workers allow you to run JavaScript from 150+ of Cloudflare’s data centers. This means that from the moment a request hits the Cloudflare network, you have full control over its destiny. ...
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August 21, 2018 9:58 PM
Refresh Stale DNS Records on 1.1.1.1
You can now refresh 1.1.1.1’s DNS cache for domain names by using the purge cache tool. This is useful for domain owners who have updated their DNS records and want to make sure it is reflected for people who are using 1.1.1.1 as their public DNS resolver....
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August 20, 2018 3:53 PM
How Cloudflare protects customers from cache poisoning
A few days ago, Cloudflare — along with the rest of the world — learned of a "practical" cache poisoning attack. In this post I’ll walk through the attack and explain how Cloudflare mitigated it for our customers....
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August 09, 2018 3:42 PM
Optimising Caching on Pwned Passwords (with Workers)
In February, Troy Hunt unveiled Pwned Passwords v2. Containing over half a billion real world leaked passwords, this database provides a vital tool for correcting the course of how the ...
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July 31, 2018 3:00 PM
How we scaled nginx and saved the world 54 years every day
10 million websites, apps and APIs use Cloudflare to give their users a speed boost. At peak we serve more than 10 million requests a second across our 151 data centers. Over the years we’ve made many modifications to our version of NGINX to handle our growth. This is blog post i...
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December 14, 2017 4:09 PM
There’s Always Cache in the Banana Stand
We’re happy to announce that we now support all HTTP Cache-Control response directives. This puts powerful control in the hands of you, the people running origin servers around the world. ...
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December 13, 2017 2:00 PM
The Curious Case of Caching CSRF Tokens
It is now commonly accepted as fact that web performance is critical for business. Slower sites can affect conversion rates on e-commerce stores, they can affect your sign-up rate on your SaaS service and lower the readership of your content....
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April 25, 2017 7:45 AM
Ecommerce websites on Cloudflare: best practices
Cloudflare provides numerous benefits to ecommerce sites, including advanced DDOS protection and an industry-leading Web Application Firewall (WAF) that helps secure your transactions and protect customers’ private data....
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April 14, 2017 3:00 PM
Understanding Our Cache and the Web Cache Deception Attack
About a month ago, security researcher Omer Gil published the details of an attack that he calls the Web Cache Deception attack. It works against sites that sit behind a reverse proxy (like Cloudflare) and are misconfigured in a particular way....
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March 08, 2017 2:01 PM
An AMP validator you can cURL
Cloudflare has been a long time supporter of AMP, an open-source markup language 1.5 billion web pages are using to accelerate their mobile web performance. Cloudflare runs Ampersand....
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December 12, 2016 5:15 PM
Caching Anonymous Page Views
The load time of your website not only affects your search engine rankings, but is also correlated to the conversion rate on your site....
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August 19, 2015 3:46 PM
Introducing a Powerful Way to Purge Cache on CloudFlare: Purge by Cache-Tag
Today CloudFlare is introducing a new way to purge the cache using Cache-Tags. Cache-Tags are assigned to cached content via a Cache-Tag response header, and are stored as metadata with cached objects so that global purges take only seconds, targeting a granular, finite set of ca...
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