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Zoompf's Web Performance Blog

How Fast Is… Time.com?

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Our regular video series How Fast Is…? examines real world websites and details the cause of their performances issues as well as what should be done to solve them. After all, the best way to learn about front-end web performance is to see what other people are doing right and doing wrong. In this edition [...]

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Getting Web Performance Buy-In

I don’t need to convince you that web performance is important. You are already reading a blog about web performance. And hopefully, all our great blog posts, white papers, How Fast Is… videos, and industry analysis has inspired you to start a web performance optimization program at your company. But how do you do that? [...]

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Announcing our May 2013 Release!

At Zoompf we’re constantly looking for better ways to help you not only improve your website performance, but keep your website fast over time. We’ve been busy over the last few months, and wanted to take a moment to update you on the many new enhancements added to the Zoompf product recently. As always, the [...]

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Top Alexa Sites Averaging 9.5 Seconds Page Load Time

In our recent post, 5 common Causes of Slow Website Performance, we talked through some common performance optimization gaps that appeared in our recent analysis of the Alexa Top 1000 websites. Since so much interesting data came back from that exercise, we wanted to followup with some additional insights about the raw page load times [...]

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Is Your Website Performing Like A Formula One Race Car?

Great Websites Are Like Formula One Race Cars Have you ever seen a formula one race car in action? These cars are closer to jet fighters than Ferraris. They gracefully wind through circuit tracks averaging three miles long, closely resembling the twists and turns of a California mountain road, along with twenty five other cars. [...]

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Maximizing SPDY and SSL performance

Last week I again spoke at the Responsive Web Design Summit 2013 about SPDY and SSL. Performance has become some intertwined with web development, that Ari and Christopher decided to merge their Web Performance Summit conference into their RWD Summit. Attendance for the performance track of the RWD Summit was easily double that of Web [...]

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5 Common Causes of Slow Website Performance

One of the benefits of working in the website performance industry is the treasure trove of interesting data just sitting out there in the public domain. Over the last few days we aimed our website performance scanner at the Alexa Top 1000 websites to gather various performance metrics of interest. In this post we’d like [...]

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Improving Performance by Replacing British with American English

At Zoompf, we are always focused on bringing you the best guidance on how to optimize your website for faster frontend performance. In the past, we promoted optimizations such as lossy image optimizations or better GZIP support long before they became common place. In Zoompf’s role as a web performance visionary discovering new methods to [...]

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Facebook Adds SPDY Support!

Facebook has quietly enabled support for SPDY, the super charged HTTP replacement from Google that is serving as the basis for HTTP/2.0. This is a huge leap forward for web performance and the adoption of newer, better protocols to transmit web content. Wider adoption of SPDY means that the need for web performance hacks like [...]

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The Many Kinds of SPOF

If there is one good thing about disasters it is that they tend to raise awareness and increase preparedness. For example, if I hear about a house fire, I always go and check the batteries in my smoke detectors. If a bad storm hits somewhere, I always go and test the flashlights in the house [...]

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