August 05, 2012 7:33 PM
The video on CloudFlare's home page promises that we will keep your web page online "even if your server goes down." It's a feature we dubbed "Always Online" and, when it works, it's magical. The problem is, Always Online doesn't always work....
July 14, 2012 5:51 AM
CloudFlare has supported a way to purge your cache for the last year. Unfortunately, it was all or nothing. While that, for practical purposes, didn't cause a significant performance hit for most websites....
July 03, 2012 7:00 AM
On HTTP, caching is done at the file level. A browser will cache the JPEG, CSS, and Javascript files on a page. However, the HTML of most pages is dynamically generated. As a result, the pages cannot be cached. ...
July 02, 2012 5:44 AM
CloudFlare recently rolled out a premium service called Railgun that's available to CloudFlare Business and Enterprise customers. Railgun is web optimization software that's designed to speed up the delivery of content that cannot be cached....
June 28, 2012 6:48 AM
Mobile web browsing is very different, at the network level, to browsing on a desktop machine connected to the Internet. Yet both use the very same protocols, and although TCP was designed to perform well on the fixed-line Internet, it doesn't perform as well on mobile networks. ...
June 06, 2012 2:08 AM
Yesterday, we announced Polish, which helps to automatically optimize the images on your site and increase performance. Today we're releasing something more ambitious: a system to automatically manage the loading of images in order to maximize your site's performance which we cal...
June 04, 2012 11:08 PM
Today, the average web page has more than 85 objects (images, Javascript, CSS, etc.) that make up more than 750 KB of data. All that data needs to be downloaded when a page loads. On the average web page, more than 50% of the data is made up of images. ...
June 01, 2012 11:55 PM
For some time, the vast majority of the web has been vulnerable to the so-called BEAST SSL attack. The attack was first demonstrated in 2011, and more than 90% of the Internet including large sites like Google.com remain vulnerable to their SSL sessions being decrypted....
April 11, 2012 11:12 PM
CloudFlare provides a broad level of protection from a wide range of attacks. We do this while minimizing false positives or annoyances to legitimate customers. CloudFlare didn't begin as a DDoS mitigation service, but we've rapidly found that we are good at it....
April 11, 2012 1:21 PM
Months before I joined CloudFlare as a programmer I signed up for the company's service to protect my blog from hackers, spammers and scrapers. I saw an instant reduction in the amount of spam, an enormous decrease in hacking attempts, and a halt to the bots that scrape site cont...
April 10, 2012 10:33 PM
We have released a number of changes to the site to make things easier to find and locate. Since making changes to existing DNS records and adding new ones are vitally important to site owners, we thought it would be helpful to craft a blog post showing the changes to the DNS edi...
April 05, 2012 1:01 PM
We hung out with the DreamHost team for the first time at HostingCon in August 2011. They threw a great party, had awesome t-shirts, and exuded the kind of excitement and passion for hosting that CloudFlare has for making websites faster and more secure. ...
March 31, 2012 6:48 PM
CloudFlare has been beta testing a new account interface for several months with many of our followers on Facebook and Twitter. This week, we rolled out the new interface to all CloudFlare users. ...
March 29, 2012 4:30 PM
If you're a publisher, whether an individual blogger or major media outlet, you've undoubtedly experienced content scraping. Searching the web for an article you've published or other original content you've created and you find it copied and republished on some other random webs...
March 01, 2012 5:15 AM
CloudFlare protects and accelerates web traffic. As a result, we initially only proxied traffic for the two main web ports: 80 (HTTP) and 443 (HTTPS). One of the top customer service questions we receive is: "Why did my control panel stop working after I signed up?" ...
February 22, 2012 6:24 PM
On Monday, CloudFlare officially announced Page Rules. The new feature allows you to customize behavior on a page-by-page basis. The previous two blog posts have outlined how you can turn off CloudFlare's features based on URL patterns, or accomplish advanced URL forwarding....
February 20, 2012 11:57 PM
CloudFlare is provisioned by DNS. That means that, from the beginning, you've been able to turn CloudFlare on or off on a subdomain level. From the CloudFlare DNS Manager. Often, however, users have wanted finer-grained control. ...
January 12, 2012 10:42 PM
We regularly monitor the Alexa top 1 million websites for trends. Specifically, we've been tracking how many of them support IPv6 connections. The numbers are still low but have been improving. ...
November 15, 2011 12:06 AM
As you may have noticed recently, our engineers have been releasing a bunch of new products over the past few weeks. In addition to a vastly improved and cheaper option for adding CloudFlare SSL to domains, we've also made a few changes that may have been missed with the SSL chan...
