December 06, 2012 9:19 AM
With the widespread adoption of high bandwidth Internet connections in the home, offices and on mobile devices, limitations in available bandwidth to download web pages have largely been eliminated....
December 04, 2012 10:01 PM
In early October we quietly announced our partnership with Parallels, a global leader in hosting, cloud services enablement and desktop virtualization....
November 02, 2012 8:19 PM
CloudFlare is based in San Francisco, California, USA but we serve a global audience. Every minute of every day we send and receive traffic from nearly all of the world's networks....
November 01, 2012 4:34 PM
Earlier this week we announced how CloudFlare enabled OCSP stapling in order to improve our customers' SSL performance. OCSP stapling is awesome and improves SSL performance by as much as 30%. However, it is limited to browsers that support OCSP stapling and only benefits CloudFlare's customers....
October 31, 2012 1:04 AM
Now that Hurricane Sandy has passed and the flood waters have begun to recede, we wanted to recap what we saw over the last 24 hours across the CloudFlare network....
October 15, 2012 11:25 PM
We just got word from the Wall Street Journal that CloudFlare was named the Most Innovative Internet & Networking Company of 2012. This is the second year in a row that CloudFlare has won this award. ...
September 17, 2012 8:17 PM
Yesterday I posted a post mortem on an outage we had Saturday. The outage was caused when we applied an overly aggressive rate limit to traffic on our network while battling a determined DDoS attacker. ...
August 06, 2012 2:06 PM
Following on from my recent post about when attacks hit CloudFlare, here's a follow up looking at where they come from. Or at least where they say they come from. Looking at attack statistics for the month of July 2012 the largest source of attacks is Mars....
August 02, 2012 10:34 PM
About a month and a half ago, CloudFlare announced limited support for SPDY as part of a private beta. SPDY is the new protocol pioneered by Google to make the web faster. If you're curious, we've written about what makes SPDY speedy in previous blog posts. ...
August 01, 2012 5:17 PM
One of the things we don't talk about much at CloudFlare is how we've built one of the largest, fastest, easiest, and most resilient authoritative DNS networks in the world. ...
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 05, 2012 7:17 AM
Time To First Byte is often used as a measure of how quickly a web server responds to a request and common web testing services report it. The faster it is the better the web server (in theory). But the theory isn't very good....
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 29, 2012 2:15 AM
HTTP, the protocol of the web, is unencrypted by default. That means it is trivial for someone using the same local network as you to spy on all the data you send to and receive from most websites. ...
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 21, 2012 6:29 AM
Suppose you needed to transfer 1TB of data (perhaps your home movie collection) from San Francisco to London. What would be the fastest route? Put the disk on British Airways flight 286 at SFO, or transfer it across the Internet using a 100 Mbps connection?...
June 12, 2012 10:38 PM
Transmission Control Protocol (TCP) is one of the primary protocols of the Internet. When you request a web page, the server responds with the data that makes up that page. The data is subdivided into discrete packets of data as they are sent across the Internet....
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...
