All posts by Rémi Damlencour

Website analysis: PDF report (and white label option)

If you’re reading this blog post, you are certainly used to checking your website with Dareboost. It allows you to comply with the latest web best practices and to run advanced speed tests.

And we provide a lot of additional features! For instance, did you know about the PDF export and its white label option?

Let’s detail this feature, which is available for any of our reports (even triggered by our API or by our website speed monitoring feature, but also for our comparison report). Continue reading Website analysis: PDF report (and white label option)

Website Analysis: new checkpoints on Dareboost

UPDATE: Best practices described in this article are now available on dareboost.com!

Mark your calendars! We’re going to add new checkpoints on dareboost.com on Thursday, March 24th. In this article, I propose you to discover in details the changes of this update. So you should be able to correct your web projects before the update and to avoid any score drop on our tool!

Let’s talk about CSS quality, security and accessibility!

Continue reading Website Analysis: new checkpoints on Dareboost

Competitive benchmark and more with Dareboost

You have probably discovered dareboost.com through our free website analysis tool. The professional version of Dareboost goes a lot further,  allowing to monitor the performance of web pages, but also their technical quality.

Well, we have just enriched our monitoring features, allowing you to group several monitored web pages. So, you can now better organize your dashboard, and visualize data from several monitored pages within a single graph, but also their general trends!

monitor several locations

Continue reading Competitive benchmark and more with Dareboost

Website analysis: our checkpoints are evolving

Next week, new automated checkpoints will be added on our quality and performance test tool, dareboost.com. The scores of your web pages are therefore likely to evolve.
This update includes new best practices, but also improvements on existing advice!
In this article, I propose you to discover in detail the changes of this coming update.

performance best practices update

Continue reading Website analysis: our checkpoints are evolving

Website Speed and Quality Monitoring with DareBoost

We have completed a major update on dareboost.com, that greatly expands the capabilities of our monitoring features.

We are proud to take the next step and offer a more comprehensive tool, always with the same goal in mind: an easy and new way to manage web performance and quality.

After a brief reminder of the absolute need to monitor your website speed, I’ll detail you the changes coming along with this update.

Continue reading Website Speed and Quality Monitoring with DareBoost

Website analysis: new checkpoints

UPDATE: Best practices described in this article are now automated on dareboost.com!

Mark your calendars! We’ll add new checkpoints on dareboost.com during the second half of August.

Many of you have asked us to communicate in advance on this kind of updates, so you can correct your web projects before any score decrease on our tool ;)

Let’s discover together these new checkpoints that will soon be automated on dareboost.com. Continue reading Website analysis: new checkpoints

Performance testing tool: Speedindex, Filmstrip

Some days ago, we talked to you about 3 useful key indicators to measure the rendering performance of your web page: the SpeedIndex, the Visual Complete and the Start Render.

Today, we are pleased to announce you that these indicators have just joined dareboost.com’s performance speed test!
I offer you to make you discover the changes that this new version brought.
Continue reading Performance testing tool: Speedindex, Filmstrip

Securing an iframe thanks to the sandbox attribute

Over time, we have gotten used to integrate more and more content on our web pages. Sometimes these content come from third parties (social networks widgets, advertising, etc). It implies two consequences: the webpages size continues to rise, and we display to the users some content that we can’t fully control.

Some of these external content are integrated via the <iframe> tag, and you should pay special attention to these elements for your website’s security. To limit the risks, the W3C added the sandbox attribute in the HTML5 specifications, allowing to restrict the actions available from an iframe (supported by major recent browsers).

sandbox attribute protects from malicious iframes

Continue reading Securing an iframe thanks to the sandbox attribute

Measure a web page speed with Performance Timings

A few weeks ago, we learned that the support of the Navigation Timing API by Safari was back. This API, available in JavaScript and now on the main web browsers, implements a W3C recommendation. It gives you access to metrics that are essential to understand the many important milestones in your page loading, including performance times.

Continue reading Measure a web page speed with Performance Timings