Report Summary

  • 86

    Performance

    Renders faster than
    89% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 84% of websites

  • 85

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

codasol.nl

Codasol zonweringen

Page Load Speed

2.2 sec in total

First Response

441 ms

Resources Loaded

1.7 sec

Page Rendered

101 ms

codasol.nl screenshot

About Website

Click here to check amazing Codasol content. Otherwise, check out these important facts you probably never knew about codasol.nl

Website voor zonweringen en rolluiken

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Key Findings

We analyzed Codasol.nl page load time and found that the first response time was 441 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

codasol.nl performance score

86

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

93/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.372

29/100

15%

TTI (Time to Interactive)

Value2.0 s

99/100

10%

Network Requests Diagram

codasol.nl

441 ms

ga.js

5 ms

jspngfix.js

109 ms

wpstyles.css

198 ms

jsRollover.js

193 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 94% of them (33 requests) were addressed to the original Codasol.nl, 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Codasol.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.4 kB (22%)

Content Size

128.6 kB

After Optimization

100.1 kB

In fact, the total size of Codasol.nl main page is 128.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Images take 84.2 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 9.7 kB

  • Original 12.9 kB
  • After minification 12.9 kB
  • After compression 3.2 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 9.7 kB or 75% of the original size.

Image Optimization

-10%

Potential reduce by 8.6 kB

  • Original 84.2 kB
  • After minification 75.6 kB

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. Codasol images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 7.9 kB

  • Original 28.8 kB
  • After minification 28.8 kB
  • After compression 20.9 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 7.9 kB or 27% of the original size.

CSS Optimization

-85%

Potential reduce by 2.3 kB

  • Original 2.7 kB
  • After minification 2.2 kB
  • After compression 388 B

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. Codasol.nl needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (26%)

Requests Now

34

After Optimization

25

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Codasol. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

codasol.nl accessibility score

94

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best Practices

codasol.nl best practices score

85

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

codasol.nl SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Codasol.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Codasol.nl 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 description is not detected on the main page of Codasol. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: