Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

delemont.ch

Ville de Delémont, une ville qui vit!

Page Load Speed

4.3 sec in total

First Response

300 ms

Resources Loaded

3.3 sec

Page Rendered

709 ms

delemont.ch screenshot

About Website

Welcome to delemont.ch homepage info - get ready to check De Lemont best content for Switzerland right away, or after learning these important things about delemont.ch

Site officiel de Delémont, capitale du canton du Jura. Présentation des autorités et de l’administration, informations historiques et touristiques, agenda

Visit delemont.ch

Key Findings

We analyzed Delemont.ch page load time and found that the first response time was 300 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

delemont.ch performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value520 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.183

66/100

15%

TTI (Time to Interactive)

Value7.9 s

44/100

10%

Network Requests Diagram

delemont.ch

300 ms

www.delemont.ch

1045 ms

js_js_20092022_v20_3EC64A63F39E2C78298CE42E639CC49E.jsx

208 ms

logo.svg

334 ms

puid_c9818b30-605e-450e-a525-8001b9ffb7f5_eiplace_IF_ImageTextSliderPart_100_10720.jpg

406 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that all of those requests were addressed to Delemont.ch and no external sources were called. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Delemont.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 248.6 kB (25%)

Content Size

988.1 kB

After Optimization

739.5 kB

In fact, the total size of Delemont.ch main page is 988.1 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. 30% of websites need less resources to load. Images take 611.8 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 214.0 kB

  • Original 253.3 kB
  • After minification 221.5 kB
  • After compression 39.4 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 31.9 kB, which is 13% 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 214.0 kB or 84% of the original size.

Image Optimization

-3%

Potential reduce by 19.1 kB

  • Original 611.8 kB
  • After minification 592.7 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. De Lemont images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 11.8 kB

  • Original 94.9 kB
  • After minification 94.9 kB
  • After compression 83.1 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 11.8 kB or 12% of the original size.

CSS Optimization

-13%

Potential reduce by 3.7 kB

  • Original 28.0 kB
  • After minification 28.0 kB
  • After compression 24.3 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. Delemont.ch needs all CSS files to be minified and compressed as it can save up to 3.7 kB or 13% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

19

After Optimization

19

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of De Lemont. According to our analytics all requests are already optimized.

Accessibility Review

delemont.ch 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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

delemont.ch best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

delemont.ch SEO score

93

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

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Delemont.ch can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Delemont.ch 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 De Lemont. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: