Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

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    SEO

optimizely.net

Optimizely: The World's Leading Experimentation Platform

Page Load Speed

2.2 sec in total

First Response

83 ms

Resources Loaded

2 sec

Page Rendered

201 ms

optimizely.net screenshot

About Website

Welcome to optimizely.net homepage info - get ready to check Optimizely best content for Netherlands right away, or after learning these important things about optimizely.net

Be brave, experiment everywhere, and transform your customer experience with Optimizely.

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Key Findings

We analyzed Optimizely.net page load time and found that the first response time was 83 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

optimizely.net performance score

0

Network Requests Diagram

optimizely.net

83 ms

www.optimizely.net

295 ms

www.optimizely.com

74 ms

jquery-modernizr.min.e48fe7d9.js

50 ms

4391536040.js

134 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Optimizely.net, 14% (11 requests) were made to D1qmdf3vop2l07.cloudfront.net and 8% (6 requests) were made to Optimizely.com. The less responsive or slowest element that took the longest time to load (728 ms) relates to the external source Api.segment.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 675.8 kB (66%)

Content Size

1.0 MB

After Optimization

340.8 kB

In fact, the total size of Optimizely.net main page is 1.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Javascripts take 933.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 44.2 kB

  • Original 55.1 kB
  • After minification 44.3 kB
  • After compression 10.9 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 10.7 kB, which is 19% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 44.2 kB or 80% of the original size.

Image Optimization

-17%

Potential reduce by 31 B

  • Original 178 B
  • After minification 147 B

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Optimizely needs image optimization as it can save up to 31 B or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 606.5 kB

  • Original 933.2 kB
  • After minification 931.9 kB
  • After compression 326.8 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 606.5 kB or 65% of the original size.

CSS Optimization

-89%

Potential reduce by 25.0 kB

  • Original 28.1 kB
  • After minification 23.2 kB
  • After compression 3.1 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Optimizely.net needs all CSS files to be minified and compressed as it can save up to 25.0 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (63%)

Requests Now

68

After Optimization

25

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optimizely. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and as a result speed up the page load time.

SEO Factors

optimizely.net SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Optimizely.net can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Optimizely.net main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph data is detected on the main page of Optimizely. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: